Inkfarm is a site that offers up to 70% in savings on printer ink compared to retail store prices. In our experience shopping the site, the best prices are on the remanufactured cartridges.
InkFarm offers a 100% satisfaction guarantee and gets an A+ rating from the BBB. If you are in any way unhappy with your order, contact customer service and they will take care of you.
Here's an example of how to save:
Epson TO69120 Black Cartridge
Shipping is free
Final Price: $6.25 shipped