Have you ever asked the publisher of Model Airplane News, R/C Modeler, or any of the other magazines how much they make off their advertisers? Imagine that all the subscribers paid $25. Average 200K subscribers X $25 = Hmm..... 5 million dollars. Add to this the advertising revenue and Hmmmmm again!! Add to this the book sales revenue and Hmmmmm again!! Add to this the plan sales revenue and Hmmmmm again!!