Why does my printer use so much toner?
If you are printing images or photos then you will be tearing through ink or toner. Consider getting your photos printed at one of local Cartridge World stores using their easy to use on-demand print service. Also, the amount of text you are putting on a page is a big factor.
Which font uses the least amount of ink?
The top five fonts according to Printer.com for low ink usage are Century Gothic, Times New Roman, Calibri, Verdani, and Arial.