and other factors.- Ink and toner cartridges products are warranted against manufacturing defects for3 months from date of shipment.Other products are manufacturer warranty only.- All.... It is our policy that all returned cartridges must be at least seventy (70%) percent filled. We feel that this gives everyone a fair test of the quality of the product.... Unfortunately in our experience some people have used the entire cartridge and then sent it back asking for a refund. If a returned cartridge is less than 70% filled we will e-mail you. If...