This document contains an application for membership in a cooperative. The applicant agrees to obey the cooperative's rules, regulations, and decisions.Edit, sign, and share cooperative membership form pdf online. No need to install software, just go to DocHub, and sign up instantly and for free. BY. President. ATTEST. We've included a real life, sample coop board application below. Please note that most coop board applications will require multiple copies of all documents. How do I fill this out? At that appointment, you'll fill out and sign an application, show your proof of identity and address, and have your photo taken. Forms set clear expectations on the process of joining your organizations.