So would you say the same applies for property which is being underutilized? Throw out the rich people living in 5 bedroom houses? Throw out the grandmas living

So would you say the same applies for property which is being underutilized? Throw out the rich people living in 5 bedroom houses? Throw out the grandmas living in the house they once had a family and children in? Mandate minimum number of persons per square foot?