However, it is deemed an even more attractive option once development projects start taking this little bit of land. Maybe in their area the cost he is offering is reasonable. With the amount of retirees growing, it's not surprising that builders haven't been able to keep track of demand for main floor bedrooms -- coming not only from this generation but from investors and younger buyers seeking homes for those ages. Including this information not simply lets them understand what is available for many years, and also gives them an idea from the size in the house.