Obviously, a company who sells copiers can explain some of the standard sales tricks that can be used in their industry. This site takes it a step further in outlining specific tricks and trends in the copier market so that as a potential copier buyer in Chicago, a client can get the best deal possible.
Some of the most common tricks the site mentions are the common tactics like selling a tabloid machine when only letter/legal is needed. Another is the idea of minimum base charges and how these get written in a companies favor with more prints, but to their detriment as average monthly volume decreases.
If you are looking for a copier in Chicago and need to do some research first, head to http://copierchicago.com and see what information is there on the site for you.