Crossword puzzle clue "mail truck"

Comedy writer Amram who once tweeted, "Every truck is a food truck if you're a cannibal"

Unit in a mail truck

Inits. on a mail truck

Mail truck

Forgets to mail the mail, say

They come after signatures in snail mail, yet before signatures in e-mail: Abbr.

___ mail (e-mail folder)

___ mail (e-mail alternative)