- Secret rooms and teleport portals
- A beginners guide to mapping: Part 1
- A beginners guide to mapping: Part 2
- Adding Spawn Points
- Add water you can see through
- Adding Water To Your Map
- A Fast Way To Compile Your Maps
- Adding Spawn Points
- Bombsites for beginners/Making DEfuse maps
- Full List of Keyboard Shortcuts for hammer
- How To Add Models To Your Map
- How To Change The Sky Of Your Map
- Studio Compiler Help Thread
- Valve Source Models -- WTF Are They?
- How to make a Drivable Vehicle
- Make a Curved Road