Complete Form LP-102 as follows: Item 1. Draft a formal, written notice that states your intention to withdraw and be sure to cite the provisions of the Operating Agreement that pertain to withdrawal.Below is a sample union resignation letter. You should check your union's constitution and bylaws to see if it is specific to whom a resignation must be sent. LLC Membership Withdrawal Letter Sample: A Comprehensive Guide for Smooth Exits ( LLC membership withdrawal, sample letter, guide, template). For both membership withdrawal and handling shares, you may only be required to provide a written notice of your intentions. Below, we'll take a look at some of the options available and two sample letters to remove a board member. Provide the LLC with a written resignation. Retain a copy for your records. If there is a fee for cancelling the membership or subscription, you should include payment for the fee in the letter.