You run an auxiliary office that is part of the Department of Transportation. Recently, in an attempt to improve the speed of processing vehicle titles, you instruct technical support to perform a data audit of all of the employees' computers. The results of the audit show that one employee's computer, in particular, is using an enormous amount of data. After work hours, you access the employee's computer and discover a large amount of files taking up a majority of his local drive. You open and review the files and determine that he must be performing some type of freelance work from his workstation. With all of the fears surrounding the violation of workplace privacy, 

How do you approach the employee?