Why MZM does it:

“We can’t say too much about what we do,” MZM spokeswoman Karen Theobald said, “but we can talk about our employees.” Community involvement is a part of the company’s philosophy, carried out through charitable causes, social events and political donations. The firm prides itself on being “patriotic,” Theobald said. [emphasis added]

-Charlottesville[VA] Daily Progress, May 23, 2005, on the local philanthropic dynamo that is MZM.