Do you know how to write an offer letter for a house? We're here to teach you the ins and outs to improve your chance of closing a deal.I want to write a letter that is compelling. My realtor says he's not allowed to attach letters to offers because he can lose his license. Fair offers even if they're lower than what the seller wants have a better chance of generating counteroffers than offers that are too low. Note: This form must be downloaded to your device in order to be filled out properly. It must be opened in Adobe Acrobat Reader. Further, after accepting an offer and signing a contract of sale, your real estate agent, along with your attorney, will facilitate the closing. 2. Focus on three things: State your intentions, show that you have the financial means to make the purchase and make a personal appeal to the seller. The Meyers Law Group, PC is a family law firm in Suffolk County with over 20 years of experience in both real estate law and divorce proceedings.