Plikli SB 2020-09 - Four Super-Deadly Marketing Sins - And The Way To Fix Them First of all, some companies such as Hp, Brother, and Canon are the idea harder to refill their ink tubes. Ink cartridge companies have realized that their sales have dropped since the refilling kits have been sold to get. They to be able to do something to keep these in business, so they created printer ink cartridges that aren't refillable. Smart on their part, but not too cool for investing in. Thu, 18 Feb 2021 10:07:17 UTC en