The postage machine takes advantage of an imprint, generally known as the indicia or frank, which incorporates the greenback quantity of the postage utilized, a dated postmark, and a cancellation. The imprint or franking features a barcode While using the mail sender’s identification to avoid the usage of copyright postage. https://www.whofish.org/Default.aspx?tabid=45&modid=379&action=detail&itemid=310351&rCode=33