This is very detailed but simple to use. You can use this wholesale real estate contract template as a baseline when creating your real estate purchase agreement while evaluating a property assignment.Learn what wholesaling is and how to wholesale real estate in California! Let the experts at Real Estate Skills get you started with our step-by-step guide. You need two documents to wholesale a property: 1. Purchase agreement 2. Download a free wholesale real estate contract and assignment contract that you can use in your real estate wholesaling business. This contract is also known as a 'Purchase Agreement' and is made between a motivated seller and a wholesaler. The most common type of real estate contract that is used for the transfer of property between a buyer and a seller. San Jose; Escondido.