Nowadays there are a lot of young entrepreneurs out there of which only a few manage to reach the absolute top. But what is the key to their success? We’ve asked 17 years old teen Entrepreneur Matthijs Otterloo from The Netherlands to share his secrets and tips on how to get successful at such a young age. Before we dive into his suggestions let’s give you some more information about Matthijs, he’s currently 17 years old and has already sold his first start-up when he was only 15 years old Cycleswap for an undisclosed amount. Right now he’s active as a freelance web/app developer where he’s working with the biggest companies in the world, and he's recently been working on some websites such as Skweezer.