Today's question comes from David, who asks how to build a business around one-time only transactions, rather than ongoing purchasing relationships. I discuss the marketing around my one-time sales at my niche site, Green Exam Academy (http://www.greenexamacademy.com/). Share your thoughts on Twitter with #AskPat475. Do you have a question about marketing to your audience? Record it at http://www.askpat.com/. Thanks to our sponsor, Lynda.com. Try out all of Lynda.com's courses for free for seven days. Go http://lynda.com/AskPat to get started. Today's sponsor is Braintree. Braintree will help you accept business payments for your products from customers across the world. Go to http://braintreepayments.com/pat. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.