Abstract: A portable document format (pdf) file is printed by creating an intermediate file including the contents of the pdf file, adding at least one formatting command to the intermediate file, and sending the intermediate file to a printer for printing. The intermediate file is either created by creating a copy of the pdf file and designating the copy of the pdf file as the intermediate file or by creating the intermediate file, reading the contents of the pdf file, and inserting the contents of the pdf file into the intermediate file. The intermediate file is sent to the printer either by writing the intermediate file to a printer port or by writing the intermediate file to a printer spool file.

Abstract: A method and system enables consumers to wirelessly and electronically identify retail purchases and wirelessly transact those purchases. The method includes use of a mobile computing device to wirelessly, electronically obtain a menu of items for sale from a retail unit, select items from the menu, and send a request from the mobile computing device to the retail unit to purchase the selected items. The method optionally includes electronically sending payment for the requested purchase to the retail unit.