Creating a Professional Cover Letter http://www.byu.edu/hr/se/coverLetter.php
Precise details about the format of a cover letter (spacing, stationary, salutation, address, etc.).
Sample Letter http://comms.byu.edu/index.php?id=266
Use this as an example to give the potential employer any information that you want them to have about you.
Vault is a subscription service that is available to current BYU students only. Unless you are trying to use Vault from an on campus computer, you will need to supply your Route Y user ID and password to receive access.