It is easy, get rid of laws that keep other people out of your area. All those houses in San Francisco that are worth $1 million or more, would only be worth $50,000 in Iowa. So let people build small, close and tight, and they will solve this man created problem. Created by all those pigs in $1 million houses who fear them turning into $50,000 houses. Well, get this, houses and rents are so high in SF that it has already begun it's decline as people simply refuse to work there to pay 75% of their wages for a tar paper shack. This worker and IPO mobility will soon become a rush, I mean a bigger rush...