The problem with cut-throat razors, as any Harvard MBA will tell you, is that they last for ages. Disposable blades make much more sense; sell the handles at cost price and make money on repeat ...

I recently needed to replace the ink on my HP inkjet printer. Four little name-brand HP cartridges of yellow, blue, red and black cost me $123. Ounce for ounce, that’s more than the price of Dom ...

This behaviour is particularly egregious as a set of 700ml ink cartridges for the Epson 9900 printer comes in at around £2,500—so, users are being forced to replace the cartridges when there's ...

You can also save some money on ink. Refilling waste cartridges is a cost-effective option and not as fiddly as you might think. Recycling is another option.

It’s easy to do and can cut the ink and toner cost to a third or less compared to a full-color page. Look for a switch or checkbox for color and turn it off. Some apps take a different approach ...

But it doesn’t have to be like this. The Epson ET-2850 All-in-One Wireless Inkjet Printer, available now from Currys (£244.99, Currys.co.uk), features Epson’s EcoTank technology, which ...