Optimize your member renewal letters to keep members coming back year after year. Read our how-to guide and download your free template.Learn effective membership renewal letter strategies with guide and samples. Improve member retention! Boost your renewal rates with a foolproof membership renewal letter! Checks must be completely and properly filled out, including the amount sections. Download a proof of residency letter template for family members, notarized or non-notarized, tailored for legal use. In the "TO" section type the main recipient, then in the CC section insert emails of other people you want to receive the mail. According to guidance from the U.S. Department of State, an invitation letter from MCC is not needed for your relatives to apply for a visitor's visa. The Department's Concealed Weapons Permit Unit (CWPU) is responsible for issuing concealed carry permits to qualified individuals.