Break it down into understandable topics. Then, keep track of these questions as possible expansion topics for the FAQ section. If you have a large support desk, put up the names and numbers of the people who work the desk. Mention any specialties each person has. Some places even put up pictures of the help desk folks.
Procedure documents Another good thing to put up is procedure documents.
This may be the excuse your company needs to build these procedures. Entry forms Finally, on a slightly more advanced note, use forms people can fill out online. Depending on how you set up your forms on the back end, you can use them to track what people are doing and asking. Allow users to enter network, computer workstation, server, and printer etc. Keeps them off the phone and the form can make sure the appropriate questions are answered before it is submitted.