Boost your renewal rates with a foolproof membership renewal letter! The Family Resource Network provides sample advocacy letters you can use to request services, eqvaluations and more.Trying to write a membership renewal letter but don't know where to start? Optimize your member renewal letters to keep members coming back year after year. Read our how-to guide and download your free template. Get help drafting the welcome letters to the new members of your nonprofit organization with these two useful writing templates! Fill out the form below to get a template to help you out: COVID19 Membership Renewal Letter Template.