I BUY THIS PRODUCT ALWAYS AND RETURN THE USED CARTRIDGES. HOWEVER, I WOULD THINK AFTER ALL THE YEARS YOU COULD OFFER A DISCOUNT OR AT LEAST GIVE US LONG LASTING CARTRIDGES.
I have had my HP printer for 10 years and I feel it has lasted that long because I only use HP ink in it. The ink is good quality and I am never disappointed when I use it.