diff --git a/CHANGES.md b/CHANGES.md
index af54497..54da0b0 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,15 @@
 # Release notes
 
+## 2.4.0
+May 28, 2021
+
+- Fix **PSCouchDBRequest** constructor.
+- Fix *SetServer* method on **PSCouchDBRequest** class.
+- Fix *AddAuthorization* method on **PSCouchDBRequest** class.
+- Fix *SetDatabase/Document/Attachment* method on **PSCouchDBRequest** class.
+- Add positional parameters value for some cmdlets.
+- Remove *Username* and *Password* in *ToString* method on **PSCouchDBRequest** for security reason.
+
 ## 2.3.0
 May 28, 2021
 
diff --git a/PSCouchDB/PSCouchDB.psd1 b/PSCouchDB/PSCouchDB.psd1
index 136b685..f502bbb 100755
--- a/PSCouchDB/PSCouchDB.psd1
+++ b/PSCouchDB/PSCouchDB.psd1
@@ -28,7 +28,7 @@
     )
 
     # Version number of this module.
-    ModuleVersion     = '2.3.2'
+    ModuleVersion     = '2.4'
 
     # Supported PSEditions
     # CompatiblePSEditions = @()
diff --git a/PSCouchDB/PSCouchDB.psm1 b/PSCouchDB/PSCouchDB.psm1
index d10abf9..7b11897 100755
--- a/PSCouchDB/PSCouchDB.psm1
+++ b/PSCouchDB/PSCouchDB.psm1
@@ -1573,13 +1573,16 @@ class PSCouchDBRequest {
     }
 
     [string] ToString () {
+        $stringUri = New-Object -TypeName System.UriBuilder -ArgumentList $this.uri.Uri
+        # Remove Username and Password in string mode for security reason
+        $stringUri.Password = $stringUri.UserName = $null
         $str = "
 {0} {1}
 Host: {2}
 Param: {3}
 Uri: {4}
 
-{5}" -f $this.method, $this.uri.Path, $this.uri.Host, $this.uri.Query, $this.uri, $this.data
+{5}" -f $this.method, $this.uri.Path, $this.uri.Host, $this.uri.Query, $stringUri.Uri, $this.data
         return $str
     }
 }
diff --git a/PSCouchDB/functions/CouchDBauthentication.ps1 b/PSCouchDB/functions/CouchDBauthentication.ps1
index d86b6d5..9d29d0b 100644
--- a/PSCouchDB/functions/CouchDBauthentication.ps1
+++ b/PSCouchDB/functions/CouchDBauthentication.ps1
@@ -18,9 +18,9 @@ function Set-CouchDBSession () {
     https://pscouchdb.readthedocs.io/en/latest/auth.html
     #>
     param(
-        [Parameter(mandatory = $true)]
+        [Parameter(mandatory = $true, Position = 0)]
         [string] $UserId,
-        [Parameter(mandatory = $true)]
+        [Parameter(mandatory = $true, Position = 1)]
         [SecureString] $Password
     )
     [PSCredential]$credOject = New-Object System.Management.Automation.PSCredential ($UserId, $Password)
diff --git a/PSCouchDB/functions/CouchDBconfiguration.ps1 b/PSCouchDB/functions/CouchDBconfiguration.ps1
index 8862e91..233f881 100644
--- a/PSCouchDB/functions/CouchDBconfiguration.ps1
+++ b/PSCouchDB/functions/CouchDBconfiguration.ps1
@@ -341,7 +341,9 @@ function Get-CouchDBConfiguration () {
         [string] $Server,
         [int] $Port,
         [string] $Node = (Get-CouchDBNode -Server $Server -Port $Port -Authorization $Authorization -Ssl:$Ssl -ProxyServer $ProxyServer -ProxyCredential $ProxyCredential).name,
+        [Parameter(Position = 0)]
         [string] $Session,
+        [Parameter(Position = 1)]
         [string] $Key,
         $Authorization,
         [switch] $Ssl,
@@ -407,10 +409,13 @@ function Set-CouchDBConfiguration () {
         [int] $Port,
         [string] $Node = $(if ((Get-CouchDBNode -Server $Server -Port $Port -Authorization $Authorization -Ssl:$Ssl -ProxyServer $ProxyServer -ProxyCredential $ProxyCredential).name -contains "couchdb@localhost") { "couchdb@localhost" } else { "couchdb@127.0.0.1" }),
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Element,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Key,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Value,
         $Authorization,
         [switch] $Ssl,
diff --git a/PSCouchDB/functions/CouchDBdatabase.ps1 b/PSCouchDB/functions/CouchDBdatabase.ps1
index b36507e..8d8361a 100644
--- a/PSCouchDB/functions/CouchDBdatabase.ps1
+++ b/PSCouchDB/functions/CouchDBdatabase.ps1
@@ -45,6 +45,7 @@ function Test-CouchDBDatabase () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -111,7 +112,9 @@ function Copy-CouchDBDatabase () {
         [int] $Port,
         [int] $RemotePort,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         [string] $Destination = $(if ($RemoteServer) {$Database} else {$Database + "_new"}),
         [array] $ExcludeIds,
         $Authorization,
@@ -237,6 +240,7 @@ function Get-CouchDBDatabase () {
         [int] $Port,
         [Parameter(ParameterSetName = "Database")]
         [Parameter(ParameterSetName = "AllDatabase")]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "AllDatabase")]
         [switch] $AllDatabase,
@@ -343,7 +347,9 @@ function New-CouchDBDatabase () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         [switch] $Partition,
         $Authorization,
         [switch] $Ssl,
@@ -394,6 +400,7 @@ function Remove-CouchDBDatabase () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch]$Force,
@@ -444,6 +451,7 @@ function Get-CouchDBIndex () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -498,10 +506,13 @@ function New-CouchDBIndex () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Name,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [array] $Fields,
         $Authorization,
         [switch] $Ssl,
@@ -566,10 +577,13 @@ function Remove-CouchDBIndex () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $DesignDoc,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 2)]
         [string] $Name,
         $Authorization,
         [switch]$Force,
@@ -591,7 +605,7 @@ function Get-CouchDBDatabaseInfo () {
     Returns information of a list of the specified databases in the CouchDB instance.
     .NOTES
     CouchDB API:
-        GET /_purged_infos_limit
+        GET /_dbs_info
     .PARAMETER Server
     The CouchDB server name. Default is localhost.
     .PARAMETER Port
@@ -621,6 +635,7 @@ function Get-CouchDBDatabaseInfo () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [array] $Keys,
         $Authorization,
         [switch] $Ssl,
@@ -675,7 +690,9 @@ function Get-CouchDBDatabaseShards () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         [string] $Document,
         $Authorization,
         [switch] $Ssl,
@@ -724,6 +741,7 @@ function Sync-CouchDBDatabaseShards () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -775,6 +793,7 @@ function Compress-CouchDBDatabase () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -827,6 +846,7 @@ function Write-CouchDBFullCommit () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch]$Force,
@@ -879,6 +899,7 @@ function Clear-CouchDBView () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -927,6 +948,7 @@ function Get-CouchDBDatabasePurgedLimit () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -977,8 +999,10 @@ function Set-CouchDBDatabasePurgedLimit () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [int] $Limit,
         $Authorization,
         [switch] $Ssl,
@@ -1031,10 +1055,13 @@ function Get-CouchDBMissingRevision () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 2)]
         [array] $Revision,
         $Authorization,
         [switch] $Ssl,
@@ -1088,10 +1115,13 @@ function Get-CouchDBRevisionDifference () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 2)]
         [array] $Revision,
         $Authorization,
         [switch] $Ssl,
@@ -1141,6 +1171,7 @@ function Get-CouchDBRevisionLimit () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch] $Ssl,
@@ -1190,7 +1221,9 @@ function Set-CouchDBRevisionLimit () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         [int] $Limit = 1000,
         $Authorization,
         [switch] $Ssl,
@@ -1244,7 +1277,9 @@ function Export-CouchDBDatabase () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         [string] $Path = $(Join-Path -Path "$($PWD.path)" -ChildPath "$($Database)_$(Get-Date -Format 'MM-dd-yyyy_HH_mm_ss').json"),
         $Authorization,
         [switch] $Ssl,
@@ -1336,8 +1371,10 @@ function Import-CouchDBDatabase () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Path,
         [switch] $RemoveRevision,
         $Authorization,
@@ -1402,6 +1439,7 @@ function Connect-CouchDBDatabase () {
         [string] $Server = 'localhost',
         [int] $Port = 5984,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization
     )
diff --git a/PSCouchDB/functions/CouchDBdesigndocument.ps1 b/PSCouchDB/functions/CouchDBdesigndocument.ps1
index ce0cbb5..78b41f1 100644
--- a/PSCouchDB/functions/CouchDBdesigndocument.ps1
+++ b/PSCouchDB/functions/CouchDBdesigndocument.ps1
@@ -64,6 +64,7 @@ function Get-CouchDBDatabaseDesignDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Alias('Desc')]
         [switch] $Descending,
@@ -202,8 +203,10 @@ function Get-CouchDBDesignDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [switch] $Info,
         $Authorization,
@@ -302,10 +305,12 @@ function Get-CouchDBDesignDocumentAttachment () {
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
@@ -315,6 +320,7 @@ function Get-CouchDBDesignDocumentAttachment () {
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Attachment,
         [Parameter(ParameterSetName = "Attachment")]
         [string] $OutFile,
@@ -407,12 +413,16 @@ function Add-CouchDBDesignDocumentAttachment () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         $Attachment,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 3)]
         [string] $Revision,
         $Authorization,
         [switch] $Ssl,
@@ -500,10 +510,12 @@ function New-CouchDBDesignDocument () {
         [Parameter(ParameterSetName = "View")]
         [Parameter(ParameterSetName = "CustomData")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "View")]
         [Parameter(ParameterSetName = "CustomData")]
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(ParameterSetName = "View")]
         [string] $ViewName,
@@ -625,14 +637,17 @@ function Set-CouchDBDesignDocument () {
         [Parameter(ParameterSetName = "View")]
         [Parameter(ParameterSetName = "CustomData")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "View")]
         [Parameter(ParameterSetName = "CustomData")]
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(ParameterSetName = "View")]
         [Parameter(ParameterSetName = "CustomData")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Revision,
         [Parameter(ParameterSetName = "View")]
         [string] $ViewName,
@@ -729,8 +744,10 @@ function Compress-CouchDBDesignDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $DesignDoc,
         $Authorization,
         [switch] $Ssl,
@@ -786,10 +803,13 @@ function Remove-CouchDBDesignDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(Mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(Mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Revision,
         $Authorization,
         [switch]$Force,
@@ -847,12 +867,16 @@ function Remove-CouchDBDesignDocumentAttachment () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Attachment,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 3)]
         [string] $Revision,
         $Authorization,
         [switch]$Force,
diff --git a/PSCouchDB/functions/CouchDBdocument.ps1 b/PSCouchDB/functions/CouchDBdocument.ps1
index 53509f9..943e2b4 100644
--- a/PSCouchDB/functions/CouchDBdocument.ps1
+++ b/PSCouchDB/functions/CouchDBdocument.ps1
@@ -145,9 +145,11 @@ function Get-CouchDBDocument () {
         [Parameter(ParameterSetName = "Document")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "Document")]
         [Parameter(ParameterSetName = "Info")]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(ParameterSetName = "AllDocuments")]
         [switch] $AllDocument,
@@ -157,6 +159,7 @@ function Get-CouchDBDocument () {
         [string] $Partition,
         [Parameter(ParameterSetName = "Document")]
         [Parameter(ParameterSetName = "Info")]
+        [Parameter(Position = 2)]
         [string] $Revision,
         [Parameter(ParameterSetName = "Info")]
         [switch] $Info,
@@ -511,11 +514,14 @@ function New-CouchDBDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [string] $Partition,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         $Data,
         [string] $Attachment,
         [switch] $BatchMode,
@@ -614,10 +620,13 @@ function Set-CouchDBDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Revision,
         $Data,
         [string] $Partition,
@@ -733,10 +742,13 @@ function Remove-CouchDBDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Revision,
         $Authorization,
         [switch]$Force,
@@ -798,11 +810,15 @@ function Copy-CouchDBDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Destination,
+        [Parameter(Position = 3)]
         [string] $Revision,
         $Authorization,
         [switch] $Ssl,
@@ -880,7 +896,9 @@ function Get-CouchDBBulkDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         $Data,
         $Authorization,
         [switch] $Ssl,
@@ -960,7 +978,9 @@ function New-CouchDBBulkDocument () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         $Data,
         $Authorization,
         [switch] $Ssl,
@@ -1044,10 +1064,12 @@ function Get-CouchDBAttachment () {
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
@@ -1057,6 +1079,7 @@ function Get-CouchDBAttachment () {
         [Parameter(ParameterSetName = "Attachment")]
         [Parameter(ParameterSetName = "Info")]
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Attachment,
         [Parameter(ParameterSetName = "Attachment")]
         [string] $OutFile,
@@ -1148,12 +1171,16 @@ function Add-CouchDBAttachment () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         $Attachment,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 3)]
         [string] $Revision,
         $Authorization,
         [switch] $Ssl,
@@ -1221,12 +1248,16 @@ function Remove-CouchDBAttachment () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Attachment,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 3)]
         [string] $Revision,
         $Authorization,
         [switch]$Force,
@@ -1281,8 +1312,10 @@ function Clear-CouchDBDocuments () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [array] $Document,
         $Authorization,
         [switch] $Force,
@@ -1350,8 +1383,10 @@ function Search-CouchDBFullText () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [array] $Patterns,
         [switch] $UseQueries,
         $Authorization,
@@ -1526,6 +1561,7 @@ function Find-CouchDBDocuments () {
         [Parameter(ParameterSetName = "PSCouchDB")]
         [Parameter(ParameterSetName = "Native")]
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [Parameter(ParameterSetName = "PSCouchDB")]
         [Parameter(ParameterSetName = "Native")]
@@ -1564,6 +1600,7 @@ function Find-CouchDBDocuments () {
         [ValidateSet('lt', 'lte', 'eq', 'ne', 'gte', 'gt', 'exists', 'type', 'in', 'nin', 'size', 'mod', 'regex')]
         [string] $Operator,
         [Parameter(ParameterSetName = "Native")]
+        [Parameter(Position = 1)]
         [string] $Find,
         [Parameter(ParameterSetName = "PSCouchDB")]
         [Parameter(ParameterSetName = "Native")]
diff --git a/PSCouchDB/functions/CouchDBpermission.ps1 b/PSCouchDB/functions/CouchDBpermission.ps1
index d050bd9..c21a4a0 100644
--- a/PSCouchDB/functions/CouchDBpermission.ps1
+++ b/PSCouchDB/functions/CouchDBpermission.ps1
@@ -45,8 +45,10 @@ function New-CouchDBAdmin () {
         [int] $Port,
         [string] $Node,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [SecureString] $Password,
         $Authorization,
         [switch] $Ssl,
@@ -112,8 +114,10 @@ function New-CouchDBUser () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [SecureString] $Password,
         [array] $Roles,
         $Authorization,
@@ -198,7 +202,9 @@ function Grant-CouchDBDatabasePermission () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
+        [Parameter(Position = 1)]
         $Data,
         $Authorization,
         [switch] $Ssl,
@@ -253,6 +259,7 @@ function Get-CouchDBDatabaseSecurity () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [string] $Variable,
         $Authorization,
@@ -311,6 +318,7 @@ function Revoke-CouchDBDatabasePermission () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         $Authorization,
         [switch]$Force,
@@ -374,6 +382,7 @@ function Remove-CouchDBAdmin () {
         [int] $Port,
         [string] $Node = $(if ((Get-CouchDBNode -Server $Server -Port $Port -Authorization $Authorization -Ssl:$Ssl -ProxyServer $ProxyServer -ProxyCredential $ProxyCredential).all_nodes -contains "couchdb@localhost") { "couchdb@localhost" } else { "couchdb@127.0.0.1" }),
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         $Authorization,
         [switch]$Force,
@@ -431,8 +440,10 @@ function Remove-CouchDBUser () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Revision,
         $Authorization,
         [switch]$Force,
@@ -492,11 +503,14 @@ function Set-CouchDBUser () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [SecureString] $Password,
         [array] $Roles,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 2)]
         [string] $Revision,
         $Authorization,
         [switch] $Ssl,
@@ -568,8 +582,10 @@ function Set-CouchDBAdmin () {
         [int] $Port,
         [string] $Node = $(if ((Get-CouchDBNode -Server $Server -Port $Port -Authorization $Authorization -Ssl:$Ssl).all_nodes -contains "couchdb@localhost") { "couchdb@localhost" } else { "couchdb@127.0.0.1" }),
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [SecureString] $Password,
         $Authorization,
         [switch] $Ssl,
diff --git a/PSCouchDB/functions/CouchDBreplication.ps1 b/PSCouchDB/functions/CouchDBreplication.ps1
index dcf44c6..a770ab9 100644
--- a/PSCouchDB/functions/CouchDBreplication.ps1
+++ b/PSCouchDB/functions/CouchDBreplication.ps1
@@ -42,6 +42,7 @@ function Get-CouchDBReplication () {
         [string] $Server,
         [int] $Port,
         [Parameter(ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Document = '_all_docs',
         $Authorization,
         [switch] $Ssl,
@@ -169,8 +170,10 @@ function Get-CouchDBReplicationDocument () {
         [int] $Port,
         [int] $Limit,
         [int] $Skip,
+        [Parameter(Position = 0)]
         [string] $ReplicatorDatabase,
         [ValidateScript( { if ($ReplicatorDatabase) { $true } else { $false } })]
+        [Parameter(Position = 1)]
         [string] $ReplicatorDocuments,
         $Authorization,
         [switch] $Ssl,
@@ -248,6 +251,7 @@ function New-CouchDBReplication () {
         [Parameter(ValueFromPipeline = $true)]
         [string] $Server,
         [int] $Port,
+        [Parameter(Position = 0)]
         $Data,
         $Authorization,
         [switch] $Ssl,
@@ -310,6 +314,7 @@ function Get-CouchDBDatabaseChanges () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Database,
         [array] $Filter,
         [switch] $Continuous ,
@@ -379,6 +384,7 @@ function Set-CouchDBReplication () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         $Data,
         $Authorization,
         [switch] $Ssl,
@@ -439,8 +445,10 @@ function Remove-CouchDBReplication () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Document,
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Revision,
         $Authorization,
         [switch] $Force,
diff --git a/PSCouchDB/functions/CouchDBserver.ps1 b/PSCouchDB/functions/CouchDBserver.ps1
index 679bebd..11f89d3 100644
--- a/PSCouchDB/functions/CouchDBserver.ps1
+++ b/PSCouchDB/functions/CouchDBserver.ps1
@@ -38,7 +38,9 @@ function Get-CouchDBServer () {
     #>
     [CmdletBinding()]
     param(
+        [Parameter(Position = 0)]
         [string] $Server,
+        [Parameter(Position = 1)]
         [int] $Port,
         $Authorization,
         [switch] $Status,
@@ -90,6 +92,7 @@ function Get-CouchDBUser () {
         [string] $Server,
         [int] $Port,
         [Parameter(mandatory = $true, ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Userid,
         $Authorization,
         [switch] $Ssl,
@@ -405,6 +408,7 @@ function New-CouchDBUuids () {
         [string] $Server,
         [int] $Port,
         [Parameter(ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [int] $Count,
         $Authorization,
         [switch] $Ssl,
@@ -462,8 +466,10 @@ function Search-CouchDBAnalyze () {
         [string] $Server,
         [int] $Port,
         [Parameter(Mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Field,
         [Parameter(Mandatory = $true)]
+        [Parameter(Position = 1)]
         [string] $Text,
         $Authorization,
         [switch] $Ssl,
@@ -730,6 +736,7 @@ function Remove-CouchDBReshards () {
         [string] $Server,
         [int] $Port,
         [Parameter(Mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $JobId,
         $Authorization,
         [switch] $Ssl,
@@ -786,9 +793,11 @@ function Read-CouchDBLog () {
     #>
     [CmdletBinding()]
     param(
+        [Parameter(Position = 0)]
         [string] $Path,
         [ValidateSet("debug", "info", "notice", "warning", "error", "critical", "alert", "emergency")]
         [Parameter(ValueFromPipeline = $true)]
+        [Parameter(Position = 1)]
         [string] $Level = "info",
         [switch] $Follow,
         [int] $Tail,
@@ -892,6 +901,7 @@ function Clear-CouchDBLog () {
     [CmdletBinding()]
     param(
         [Parameter(ValueFromPipeline = $true)]
+        [Parameter(Position = 0)]
         [string] $Path,
         [switch] $Rotate,
         $Authorization,
@@ -1019,7 +1029,9 @@ function Set-CouchDBProxy () {
     [CmdletBinding()]
     param(
         [Parameter(mandatory = $true)]
+        [Parameter(Position = 0)]
         [string] $Server,
+        [Parameter(Position = 1)]
         [pscredential] $Credential
     )
     # Check credential