My ultimate purchase and sale agreement designed exclusively for wholesalers and break it down for you. The property and improvements which the Seller is agreeing to sell and which the Purchaser is agreeing to purchase is known as.At the top of the page, go to tools>fileplace>contracts and you'll find them there. Wholesaler. Contract Pack. You can come up with your own contract with specific terms. Protect your wholesale transaction from any dispute. Learn how to do so through our article and examples below! A "Purchase and Sale" agreement between the wholesaler and the seller? Or; An assignment contract between the wholesaler and the buyer? A clause in the contract allows you to assign the agreement to your end buyer.