I know that some of these have already been made by others.
It modifies these places, buildings:
- Demolition Man mission building in Washington Beach / Vice Point
- Standing Vice Point poolside glass dome in Vice Point
- Joe's Beds in Little Haiti
- Rockstar Building side offices in Downtown
- Skycrapers in Downtown (you'll need a height limit removal mod)

- Washington Mall staircase in Washington Beach
- Stilt houses in Ocean Beach
- North Point Mall bookstore and information desk
- Howlin' Petes Biker Emporium in Downtown
- Downtown Car Showroom in Downtown