Items marked by the "How to" tag:

Thanks a lot for the great after sales support. As a company we love to work with you.

As a recurring customer, I used to buy at productkey24.com regularly. Well one day, when I need a license for Office I compared prices of other providers and I found that you always seem to be not only the cheapest but also by far the most professional ones. That's really to be praised and commended. Wow!