A person can find an Epson c1100 toner at a office or computer type store like Staples, Office Depot. Any retailer that sells Epson products should have this toner.
One can find an Epson Picturemate Deluxe Viewer Edition from many online and in-store retailers. These retailers include B&H, Quick Ship Toner, and My Printer Parts.
You can find more information on an HP1300 Toner at HP, Staples, Office Depot, Dura Toner, Amazon, eBay, Nextag and Ink Technologies websites. You can also go to local stores to look for toner.
One can find information about the Epson R380 on the Epson website as well as websites that review various types and brands of printers including Epson R380.
You can find more information about the epson projector S3 on the epson website. Don't confused that with epson salt, or you'll really be confused when you go there.
Someone can find replacement toner at HP's website to start off with. Also office supply stores such as Staples, and Office Max will also have this item for purchase.
One can find Epson printer cartridges through several different online websites. Some of these include: Cartridge Save, Epson, Amazon, as well as Staples.
There are many places that a person can find laser toner cartridge for their Canon printer. The best places are Big Box stores that carry electronics such as Target or Best Buy.
Try here. http://www.posmicro.com/RECPRINTERS/EPSON/EPSON%20DRIVERS.htm
The easiest place to find a used Epson R300 is online on a site such as eBay. Amazon may also have a used machine for sale. Alternatively one could look on Craigslist.
The best place for one to find Epson support contacts in the UK or any Country is on the official Epson website. One can find product support and also locate a repair centre locally to themselves.
There are a lot of refiled toner on ebay or amazon maybe for the HP 15x too. I am sure one can find cheap HP 15x toner there or on special toner shops offline and online.
One can refill a Brother toner in professional shops which specifically sell and repair printers and toners. Someone can also refill a Brother toner at home with the things needed.