Got a defective cartridge, called, got RMA and requested a replacement. "IF you wish to purchase another toner, we'll send it out." I Packed it in the SAME PACKING AS SENT TO ME. [It had begun leaking ALL OVER!] No word from Co. after couple of weeks. "We'll call you back." I called a couple of months later. "It is still on the workbench." Huh? After more than 4 months, I called them back AGAIN and was told I had NOT packed the cartridge properly and I had used the cartridge [my Xerox wouldn't... read full review »