LEARN TO READ
Come on, Canderis, there's no need to get angry. darth hk-47 may not necessarily have English as his first language, so he may be having some difficulty getting his message across.
@darth hk-47:
As others have pointed out, the process of building the area is essentially the same as making an area for KotOR.
The only major difference you should be concerned with as a beginner is that in TSL there's no visible cheat console, which means the 'whereami' cheat can't be used to get the necessary co-ordinates to spawn objects in your module.
All you need is the whereami Armband by Darth333 and you're away though!
Here's a link to where you can get the armband:
http://www.starwarsknights.com/tools.php#ae)
Good luck!