A lawyer can help you determine what needs to be in your written contract to make it a legally binding and enforceable in a Florida court. Understand the Terms.You cannot form a valid contract in Florida without consideration. Both parties must give "consideration" for a contract to be formed. In Florida, a contract is established through a simple but vital process: offer, acceptance, and exchange of value (consideration). The attorneys at Martindale Law handle contract drafting, negotiation and enforcement for clients in Broward County and throughout South Florida. The 3-day contract law Florida follows allows for 72 hours to cancel a contract under most circumstances. A written contract is made under Florida law when the three elements of contract formation are present.