My lawyer did a cover letter. The easier you make them find and track evidence in your file the easier for them to approve you.
As for June 15th, that is a tough one. Can you get a letter from your apartment office stating you lived there in the month of June?
__________________
Expires: 10/2021. Renewal for extension post 2021 sent.
Update your signature: Click on username, control panel, user settings,edit signature