Directly state your purpose for writing in the first paragraph of your letter. Start with a clear and concise statement that you are terminating the contract.Mention the contract's title and reference number (if applicable). Figure out what to say in a client termination letter to ensure a professional exit and use our letter template to save time. Edit, sign, and share letter client termination online. No need to install software, just go to DocHub, and sign up instantly and for free. Download this free Contract Termination Letter. Use this letter to give notice to terminate an independent contracting relationship. Need to write an attorney closing letter to clients? Use this business contract termination email template to inform a vendor in writing that their services are no longer required.