A buyer broker agreement is a contract with the buyer and the broker to work together for a specified time period to help the buyer find a property.
Posthumous [ a. - Born after the death of the father, or taken from the dead body of the mother; as, a posthumous son or daughter. - Published after the death of the author; as, posthumous works; a posthumous edition. - Being or continuing after one's death; as, a posthumous reputation. Meaning of 'posthumous' (Princeton's WordNet)
legacy (Noun) money or property bequeathed to someone in a will. legacy (Noun) Something inherited from a predecessor; a heritage. John Muir left as his legacy an enduring spirit of respect for the environment. legacy (Noun) The descendant of an alumnus. Because she was a legacy, her mother's sorority rushed her. legacy (Adjective) of a computer system that has been in service for many years and that a business still relies upon, even though it is becoming expensive or difficult to maintain. legacy (Adjective) left behind; old or no longer in active use