to be honest like the way the french government is trying to violate other's peoeple privacy, also sharing info about bad tenants- and bad landlors too- is of big importance for both sides, and in some regards certain countries are already ahead in this context by using metrics among them a social score. Using an app like Airbnb to find a (well reviewed) tenant and then charge him/her regular rent could have helped prevent this but i am no landlord, so ..