Whether you are looking to buy a property for residential, investment, or commercial purposes, a due diligence real estate checklist will come in handy. Typically, the due diligence period in Florida lasts ten days from the binding date of the contract.State in detail the scope and time to complete the due diligence. This video explains the due diligence that you should do before buying residential or commercial property in Florida. Need to back out of a real estate contract with due diligence clause. Never done it before and want to make sure i do it. The due diligence exercise will also reveal whether the selling party is trustworthy to divulge all requested information. Find the right commercial real estate attorney West Palm Beach. Call Oppenheim Law 954-384-6114 Experienced commercial real estate lawyers West Palm Beach. Customer: I entered into a purchase agreement on March 25th to purchase a property with due diligence period ending May 3rd.