How does 3 day notice to pay rent or quit work, no rental agreemt signed?

Our landlord ( a friend)let us live in a vacant house for two years free rent. We never signed a rental agreement. He got fired and a realestate agent is now in charge, so they served us with a 3 day pay rent or quit notice. It is $20,000 worth of back rent. [...]

Realestate Contract: Can a home owner back out on a sale if they have signed a contract to sale?

We have signed contract to purchase a home from an individual; They are having trouble closing on their new home and are still living in the home we have signed to purchase. If we pay the sum total in full, can they back out of the sale or refuse to take the payment? Can we [...]