1. The tax rate for transferring real estate in Germany varies depending on the location and the value of the property. Generally, the tax rate ranges from 3.5% to 6.5% of the property value.

2. The tax rate for renting out a house in Germany also depends on various factors such as the location and the size of the property. Generally, the tax rate is between 15% to 45% of the rental income.

3. The top 5 most popular regions to live in Germany are:

- Berlin

- Munich

- Hamburg

- Frankfurt

- Cologne