When you work in support, people often ask why your default reaction is to assume that users are idiots. If you have a look at the pictures below, you'll have an idea why...

This is how Amazon takes my payment, right? Note there are 2 cards...

If at first you don't succeed, try installing it loads of times...

So close, yet so far...

I'm getting the most of my £200 by installing Office 9 times...