1 definition by Chris Willis

USPS Form 3877 Firm Book) Proof of mailing requiring round date and postal employee signature.

No one in the history of mankind has ever heard of the word firmbook postage, where on earth did you come up with that phrase?
Definition: The amount of postage applied not including other fee's associated with the mail piece.You must put the firmbook postage on the firmbook

Example a one ounce piece of Signature Confirmation mail is $0.52 plus a $1.35 fee for aquiring a signature at time of delivery.Total Postage on the mail piece is $1.87
by Chris Willis September 15, 2006
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