But what are you selling? Can you provide said back links?
I am selling a guide that will help you with step by step instructions on how to create accounts and start posting content on a number of blogs and wiki’s I have found and tested successfully. Many of the sites use the same software so this will be easy to get up and running instantly. Searching for EDU sites that are running third party web 2.0 solutions will provide you a never ending unlimited stream of high quality backlinks and sites.
TL;DR: How to get .edu back links using a white hat method.