Originally Posted by **********

As your site is running and getting sales, arranging the data in that way will let you easily notice oddities. For example, different users using the same email address or home address. Or with a little bit of scripting, you may notice that the IP address doesn't geo-match the billers home address. Or, you may notice multiple joins from what could be the same user on the same day, etc. Or you could examine the number of purchases he made that day or month and decide if its too many for example.