Online sales are growing rapidly, as more and more people buy via mobile apps, social media channels or even YouTube. Online communication, payment, sales, marketing and design are all important components of e-commerce. But what is behind an online store? What are the products and services that are being sold? Who is buying, who is selling? And how do online transactions work? This new degree programme is one of only a handful, especially in West Germany, to explicitly prepare students for careers in e-commerce.