It is always a challenge growing any business, but it is a necessary evil. One of the best things you can do for your business is to develop standard operating procedures. Read my article on continuum blog about growing your MSP business with SOP.
Educating users is a big part of your role as an MSP or an IT technician. One of the best ways to protect your IT infrastructure is to make sure your users know how to use IT properly. User education comes down to whether or not the user is going to click the wrong download button. For example, if one of the users you support are browsing the Internet and go to any number of pages that have what seems like seven different download buttons available. Educating your users could determine whether or not they click on one of the six ads that will inevitably result in junk software and toolbars being installed on the computers.