- All objects, materials and textures have logical names;
- All objects are grouped;
- All objects have correct uvlayout;
- Turbosmooth is off, stack turbosmooth is open;
- Model is built to real-world scale. Units - mm.

formats:
- 3d max 2011 (Vray 2.4);
- 3d max 2014 (Corona 1.5);
- OBJ;
- FBX 2009 (Vray);
- FBX 2009 (Corona);
- Material library (Vray);
- Material library (Corona)