For most Protestant churches…you simply stop going. If they send you mail or email, you ask them to remove you from their list._____ Please withdraw my membership with the understanding that, at any time in the future, I may have my membership reinstated. _____ I now live in. 1. In the sample letter, fill in your personal information. I joined TNPC last month; however, I still need to write the letter officially terminating my membership at my parents' Methodist Church. The 2004 General Conference redefined membership in the United Methodist. Church. It abolished the old classifications – Full Members and Preparatory. Re: Report of the Special Counsel on the Investigation Into Unauthorized. Removal, Retention, and Disclosure of Classified Documents Discovered.