Massachusetts Land Contract Template. A Massachusetts land contract records the terms in a purchase and sale agreement between two parties for undeveloped land.Customize the agreement: Fill in the template with specific details of the transaction. In the event Buyer fails to obtain Seller's approval, this Agreement shall be terminated with the Buyer's Earnest Money being returned within five (5) business. This form can be used to request an extension for the date for the parties to sign Purchase and Sale agreement. Geared to residential properties using different types of land contracts, lease options and deeds of trust.