Mall

One level, you are tasked with inspecting a newly acquired property, before it is reworked.

Mouselook - WASD - Space to jump

Intended, but unimplemented features - 

Warning before the level ends

Sounds, music

Fully explorable and unlocked, including staff-only areas, a food court, a garden, gymnasium, and a server room

Map button

More detail and individual objects

More diverse issues/evidence to audit

Proper water

Working holographic sky material, not just a skybox as a texture

Algae