But the parties can agree in the contract to any fixed amount or percentage. That takes center stage on page 1 of the Asset Purchase Agreement.An asset purchase agreement is an agreement between buyer and seller that formalizes the purchase of a business or business asset. All required information about the parties involved in the agreement. Asset purchase agreements can be a useful way to create a new business while leaving unwanted resources and potential issues with the seller. It may be easier to buy the cash in the cash registers rather than collecting all the cash and then restocking the registers with the buyer's cash. This blog will break down two key areas of due diligence if you're planning on purchasing a business in Florida: financial and legal.