Excellent answer, Peter - I was just about to post the same suggestion. I've used it for years, and I really wish I could get the company to spring for a license. If the Pro version is as good as the free one, it would make life much simpler in our small company. We have about 20 machines in all, of varying ages, each with different software installed, and keeping track of it all is a nightmare.
Will Rogers never met me.