diff --git a/docs/DeveloperGuide.md b/docs/DeveloperGuide.md
index d3cd012e7c7..d1ebe98692d 100644
--- a/docs/DeveloperGuide.md
+++ b/docs/DeveloperGuide.md
@@ -1780,10 +1780,12 @@ applied to edited data, but specific expected results will differ.
#### Creating Tag
1. **Creating a tag when `Tag 1` is not in the list of `Tags`.**
+
1. **Test case**: `create-tag w/Tag1`
**Expected**: `Tag1` is added to list of `Tags`. Details of the added tag are shown.
2. **Creating a tag when `Tag 1` is in the list of `Tags`.**
+
1. **Test case**: `create-tag w/Tag1`
**Expected**: No tags are added to list of `Tags`. Error details shown.
@@ -1792,6 +1794,7 @@ applied to edited data, but specific expected results will differ.
#### Deleting Tag
1. **Deleting a tag when `Tag 1` is in the list of `Tags`.**
+
1. **Test case**: `delete-tag w/Tag1`
**Expected**: `Tag1` is removed from list of `Tags`. Details of the removed tag are shown.
@@ -1801,6 +1804,7 @@ applied to edited data, but specific expected results will differ.
#### Tagging contact
1. **Tagging the first contact when `Tag 1` is in the list of `Tags` and the first contact is not tagged with `Tag1`.**
+
1. **Test case**: `tag 1 t/Tag1`
**Expected**: 1st contact is tagged with `Tag1`. Details of the updated contact are shown.
@@ -1813,6 +1817,7 @@ applied to edited data, but specific expected results will differ.
**Expected**: No contacts are tagged. Error details shown.
4. **Tagging the first contact when `Tag1` is not in the list of `Tags`.**
+
1. **Test case**: `tag 1 t/Tag1`
**Expected**: No contact is tagged. Error details shown.
@@ -1821,10 +1826,12 @@ applied to edited data, but specific expected results will differ.
#### Untagging contact
1. **Untagging the first contact when the first contact is tagged with `Tag1`.**
+
1. **Test case**: `untag 1 w/Tag1`
**Expected**: `Tag1` is removed from their contact card.
2. **Untagging the first contact when the first contact is not tagged with `Tag1`.**
+
1. **Test case**: `untag 1 w/Tag1`
**Expected**: No contacts are untagged. Error details shown.