Our Compatible Cartridges are guaranteed to give you the same results as new Pitney-Bowes cartridges. You use them exactly the same as you would new Pitney-Bowes cartridges - when your printer runs empty, you remove the old cartridge, replace it with one of our Compatible Cartridges and continue printing just as you would with a new Pitney-Bowes cartridge.  Save money without compromising print quality!