Since 2007 Ekademia lets any company or trainer in Poland to sell their knowledge on-line in any form (online courses, ebooks, seminar tickets, DVDs etc.). It's a direct selling (with upsells etc.) & business intelligence (with support to test, track, invoice, analyze lifetime value etc) & e-learning platform. While operating only in Poland we already sold knowledge for 1,1 MLN USD and have 55K users. Now we are going worldwide.