I came across this page last night and thought what a neat and simple way to show the value of N series. It reminded me of those commercials from the insurance company. You know the one with the stack of money and the big rolly eyes?
This is something anyone can run with some basic numbers and get a good idea of what a N series system would save them. I think the best part is the reports at the end so make sure you click on the link for the full report.