[minor] Update Help Video Links in Buying, CRM, Selling  #4233
diff --git a/erpnext/config/stock.py b/erpnext/config/stock.py
index f5ecba0..dab009d 100644
--- a/erpnext/config/stock.py
+++ b/erpnext/config/stock.py
@@ -265,13 +265,33 @@
 				},
 				{
 					"type": "help",
+					"label": _("Item Variants"),
+					"youtube_id": "OGBETlCzU5o"
+				},
+				{
+					"type": "help",
 					"label": _("Opening Stock Balance"),
 					"youtube_id": "0yPgrtfeCTs"
 				},
 				{
 					"type": "help",
-					"label": _("Item Variants"),
-					"youtube_id": "OGBETlCzU5o"
+					"label": _("Making Stock Entries"),
+					"youtube_id": "Njt107hlY3I"
+				},
+				{
+					"type": "help",
+					"label": _("Serialized Inventory"),
+					"youtube_id": "gvOVlEwFDAk"
+				},
+				{
+					"type": "help",
+					"label": _("Batch Inventory"),
+					"youtube_id": "J0QKl7ABPKM"
+				},
+				{
+					"type": "help",
+					"label": _("Managing Subcontracting"),
+					"youtube_id": "ThiMCC2DtKo"
 				},
 			]
 		}