DXF Importer
You can import a DXF scene into Max. This allows you to transfer the basic level design from Hammer to Max.
Convert Scene to Model
Instructions on converting a scene into a model or clustering multiple model props into single models.
Studiomdl.exe - Check for write enable
This error occurs when the path for the output model does not exist. This is an error that happens at the compile stage and will happen if you are compiling straight from WWMT or by compiling manually from the batch file.
Making your 3D Skybox
Explanation on making a 3D Skybox in 3ds Max with Wall Worm.
Using Props in Your Scene
Article on re-using existing props in a scene.
Vtex.exe - Problem figuring out outputdir
You can get this error when you've saved your TGA files to an incorrect path.
Making Your Sky
Series on making your 2D Sky and 3D Skybox in 3ds Max for the Source Engine.
Exporting a Level from 3ds Max into Source
Brush Geometry, 3D Skybox, 2D Sky, Animated Textures
Video tutorial and sample file on exporting a 3ds Max scene into a Source VMF file with Wall Worm.
Making Collision Models
Articles about making collision models.