Rudolf Ball, cofounder and CEO Symvaro based in Klagenfurt, Austria. They offer smart city solutions for water and waste. After bootstrapping for a couple of years, he raised 300.000 Euros from a group of angels in 2015, and he is currently raising his VC round. We talk about bootstrapping, how to find the right accelerator, and how to handle investors and their opinions. And Rudolf emphasizes that every entrepreneur must take one painful step, in order to set himself up for success – and he will tell us what that is.