This isn't that hard to do. Many of the new condo and coop buildings in NY suburbs have a simple driveway that leads down a ramp to the parking garage (below g

This isn't that hard to do. Many of the new condo and coop buildings in NY suburbs have a simple driveway that leads down a ramp to the parking garage (below ground). The ground floor is used for retail space like a coffee shop or deli, floors 2-X are used for condos, and all parking is underground.