Here’s a very nice video showing how to install a CISS (Continuous Ink Supply System) on an Epson printer (can also be applied for any other printer):

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A nice video explaining how you can refill the toner or ink cartridges on fax machines, which are no different from your usual printers (they are made from the same components, after all):

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These are very easy to refill. Take Epson’s cartridges for example:

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This video is not in English, but you can see the main steps of refilling the ink cartridge, which are the same for any:

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Interesting video, you can see how easy it is to refill any cartridges if you have such a nice machine. I think this is how they do it in Walgreen’s :-)

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