Enclosures. An enclosure can prevent a letter from becoming too detailed. In the table below are the most up-to-date Forms, Regulations, Pamphlets, and Policy Letters that are published from Headquarters.This Instruction provides the procedures for the preparation of the Certificate of. In this article, we explain what an enclosure is and how to cite one, and we provide an example of an enclosure in a business letter. Sample forms and checklists for attorneys. It's easy to get started with these templated resources. Do not submit Form 765 with Form 502 or Form 770, or include Form 765 as an enclosure with those returns. Read carefully before completing form. Use typewriter or print legibly. We are responding to your request for a Release of Liability (ROL) on your VA loan.