This is a tutorial on the California residential purchase agreement. You'll need to sign a residential purchase agreement, make an offer, possibly put down a deposit, conduct inspections and close the sale.This Master Agreement is between the City of San José, a municipal corporation ("City"), and Advanced. A master purchase agreement is a legally binding contract between buyer and seller, and typically relates to buying and selling goods rather than services. Contractor certifies that the representations, warranties and certifications contained in the. Section 2.01 Closing Transactions.