diff --git a/02_ProjectOrientedSessions/Session04/Session04.md b/02_ProjectOrientedSessions/Session04/Session04.md
index cb1f24d..706c4ad 100644
--- a/02_ProjectOrientedSessions/Session04/Session04.md
+++ b/02_ProjectOrientedSessions/Session04/Session04.md
@@ -2,7 +2,6 @@
 (optional): read this to get a better understanding of the topic:
 https://chatgpt.com/share/67f18460-1c1c-8010-bc57-9f3b683ec87a
 
-
 # DTO (Ali)
 
 # Repository Code (Ali)
@@ -13,7 +12,22 @@ https://chatgpt.com/share/67f18460-1c1c-8010-bc57-9f3b683ec87a
 
 # Controller (Amin)
 
-# Seed Data 
+# Inserting Sample Data 
+
+> For testing purposes, add some data into the related tables. 
+> You are provided with a SQL script, that adds some sample data into the following tables
+
+ > Important Notes: Note that different database names, and different table names will produce errors while executing the script. Consider adjusting these names before executing the script
+ 
+ - Cities 
+- Companies 
+- LocationTypes
+- Locations 
+- VehicleTypes 
+- Vehicles
+- Transportation
+
+- [ ] Open `TransportationRelatedSampleData.sql` with SSMS, and execute the query
 
 # Test -> Postman 
 
diff --git a/02_ProjectOrientedSessions/Session04/TransportationRelatedSampleData.sql b/02_ProjectOrientedSessions/Session04/TransportationRelatedSampleData.sql
new file mode 100644
index 0000000..f3a18b1
Binary files /dev/null and b/02_ProjectOrientedSessions/Session04/TransportationRelatedSampleData.sql differ