I ordered this today.
https://www.ebay.com/itm/30ml-100ml-250ml-500ml-1000ml-Refill-Bulk-Ink-Canon-HP-Epson-Brother-Cartridges/173351086764?var=472060471052&hash=item285c87aaac%3Ag%3A4ycAAOSw9N5bFche&LH_BIN=1
Only $5.99 for ink which should be enough to till 10 cartridges. That would be like $300 worth of cartridges at Walmart.
Next time I might order this.
https://www.ebay.com/itm/Liter-1000ml-Black-Bulk-Refill-Ink-for-all-HP-Epson-Brother-Canon-Printers/183059858392?hash=item2a9f37c3d8:g:-q4AAOSwmRFaelXO
Sunday 2-9