--- Model ---
Model have no hidden / frozen elements, no groups / linked objects
There is no lights, cameras, helpers, layers, particle view
All elements have 100/100/100 scale and right normals
Elements properly named

--- Materials and maps ---
There is no maps in environment / background / unwrap modifier
Material editor resetted, all paths striped
No missing textures
No multimaterial used (For correct FBX export)
Materials and textures properly named

--- General ---
No 3rd-party plugin used
No ALC and CRP viruses
Track View Controllers deleted