So, let's go over how to how to make money with an empty building. Big List of Warehouse Business Ideas – Make Money with Your Space. ... 1- Convert Warehouse to Office Space. ... 2- Rent Out an Event & Entertainment Center. ... 3- Provide Parking Spots. ... 4- Lease Warehouse Space. ... 5- Open a party venue. ... 6-Begin a film set rental business. More items...