You are not a landlord if you are sharing your home, you would be a roommate. If you are charging them rent, then yes you are a landlord :) no should ever profit off of housing! Housing is a human right! No one should ever have to sleep in your home, everyone should be able to have their own shelter that belongs to them! This is an absolutely conceivable reality homelessness is entirely a manufactured byproduct of capitalism. We have millions of empty homes and wasted infrastructure that could be used to house people.