How To Quickly Refund an Ebay Buyer's Paypal Payment

When you need to refund one of your Ebay customers, are you fed up of searching through lots of links on Ebay that don't always seem to connect properly to the corresponding Paypal Transaction?
Easily refund your Ebay customer by Paypal in less than 2 minutes (and probably in less than 1 minute once you have got the hang of it).