"A good investor always thinks in terms of risks. Anything else would be grossly negligent. The point is to set up a portfolio in such a way that it can largely survive major crises without having to forego all potential returns. Opportunities and risks must be weighed against each other."
Classic Zinshaus Properties and Rental Trends
Besides the typical rental, there are also architecture and rental concepts geared towards defined target groups. Here are some examples.