You can do it once, and market/sell it forever. Once you do a teleseminar, you can repurpose the content into all kinds of other products you can use to sell and/or market other things. You can use the teleseminar as a bonus for if people buy your book (or vice versa!). You can bundle several teleseminars together into an audio course, re purpose it into an ecourse, or an ebook, or any number of products. You can chop it up and deliver weekly audio postcards that train or coach people in your ar...