If you do not pay your rent you will be evicted and he your landlord does not pay the mortgage, the property will be foreclosed and your land lord's credit will be hurt. It is all about commitments and contract law. A lawyer will be able to explain the legalitiies, put it is easy to understand if someone signed a contract and indicated that they were going to meet their comitments and if not a lawyer will tell the ramifications.
First Weber Group
Certified Distressed Property Expert