The address block should look like any business letter you do and the greeting should be "Dear Person's First Name. " Example "Dear John.Optimize your member renewal letters to keep members coming back year after year. Read our how-to guide and download your free template. Thank you for your service. You believed enough in our mission to accept a position as a Board member – to become an "owner" of this institution. Get help drafting the welcome letters to the new members of your nonprofit organization with these two useful writing templates! Fill out an online Membership Application or request a paper application. In this article, we'll show you exactly how to write a compelling, effective thank-you letter for donations. Boost your renewal rates with a foolproof membership renewal letter!