Build a complete purchase-agreement file with a checklist for buyers, sellers, agents, and transaction coordinators. Collect the signed contract, all addenda, earnest-money proof, required disclosures, contingency deadlines, and entity-authority documents for any non-individual party. Missing an addendum or a notice method is a common dispute. This is not a substitute for your state’s association form or counsel. Not legal advice; confirm current contract and disclosure rules before you bind a deal.

All counterpart signature pages.
Financing, as-is, personal property, and repair amendments.
Date funds cleared.
Buyer signed receipts where the form requires them.
How objections must be delivered.
Title will underwrite authority before closing.
Review period may be statutory.
Email effectiveness is form-specific.