A director should submit a written resignation letter that notes the effective date of their departure. In this article, we define a director resignation letter, provide a template and offer several examples to reference when writing your own.Send an email and say "I quit. " Or say "I am sorry I will not be able to fulfill my duties for the board. 1. Enter the date on the letter. 1. Prepare for board resignations in advance. The official website of the 57th Governor of New York State, Kathy Hochul. Nassau Social Services Commissioner Nancy Nunziata abruptly resigned earlier this month after refusing to fire a highranking subordinate. How to fill out the Director Resignation Letter Template for Companies?