HP Officejet Pro Printer Ink 88XL ON SALE! Andrew Lu April 6, 2010 April 12, 2010 No Comments on HP Officejet Pro Printer Ink 88XL ON SALE! Can you believe that? HP 88XL New Compatible Ink Cartridges, for HP Officejet Pro Printer series, including K5400, K8600dn and L7580 etc, are ON SALE right now! The whole value… Read more »