Gerardo and Clara invite you in with open arms. Nothing is too much for them. I was given a book on Mexico City sites and lent a map.
The room has it's own entrance to the house. The room is clean, quiet and had its own bathroom.
It's less than 5 minutes walk to the bus stop and 15 minutes to the metro by bus.
You can walk to Coyacan in 15 minutes also.