Depends on how big the initial investment is. If you start with 1000 euros - unlikely. If you start with 5,000,000 euros - plausible. Large scale marketing cos

Depends on how big the initial investment is. If you start with 1000 euros - unlikely. If you start with 5,000,000 euros - plausible. Large scale marketing costs heaps and returns only a tiny percentage of paying customers.