Many of those problems could also be solved by adjusting zoning laws to increase density. Suburbs have a lot of problems aside from just commute times that can be solved by working from home.<p>The maintenance costs associated with the spread-out infrastructure required to support everyone having their own personal 1&#x2F;4 acre of land cannot be supported by the tax base available in such a low density population. Most US cities could be much denser than they are with a higher quality of life and lower pollution if people could be located within walking distance of most of the places they need to go.