Crowdfunding tips: Light electric two-wheelers instead of electric cars are a solution for relaxed individual mobility, especially in cities. However, Viktor Sommer was missing a cool, well-accelerating e-motorcycle, which is also affordable. To finance production, the founder launched a crowdfunding campaign on Indiegogo. On the first day, the €100,000 hurdle was doubled. In the end, Black Tea Motorbikes raised almost €640,000 from 260 backers – an impressive result. (Photo: Tea Motorbikes)