CompandSave.com offers several combo ink cartridge deals, as listed below. Add $3.99 for shipping, otherwise get free shipping on orders of $50 or more. Each is at the lowest total price we could find. (However, some were cheaper last month after payment via Google Checkout, since expired.) Deal expires July 31. The ink, with prices after coupon where noted:

• Remanufactured HP 45 Black Inkjet Cartridge (pictured) for 99 cents via code "5OFFHP45DS"
• Brother LC51-Compatible Inkjet Cartridge 40-Pack for $35.95 via code "55DWLC51"
• Canon BCI-3eBK / BCI-6C/M/Y Compatible Ink Cartridge 40-Pack for $39.60
• remanufactured Lexmark 32 / 33 Ink Cartridge 5-Pack for $59.45
• Canon PGI-220 / CLI-221 Compatible Ink Cartridge 50-Pack for $125.94 via code "40DWPGI220"