Putting rental units on the market isn't easy, though.
The housing market is cooling a little. But there still aren't that many homes for sale, just more than last year.
At the University of Utah, students can live with alumni. One California school is using a parking garage as a stopgap.
"The long-term goal has to just be structurally changing this untenable housing system that we have," said Carl Gershenson, the project director at Princeton University’s Eviction Lab.
In some markets, sellers can no longer bet on multiple offers and quick deals, and buyers can afford to be pickier.
Lori and Bruce Howard recently cashed in on tourist lodging they built together near Yosemite National Park.
Home prices are at record levels, and mortgage rates are much higher now than they were six months ago.
People "desperately want to purchase," but are stepping out of the difficult market, says Ali Wolf, chief economist at Zonda.
Rent growth is expected to ease after interest rates slow down homebuying. It will take even longer for inflation numbers to reflect that.
Some private-sector sources are reporting that year-over-year rent increases slowed down in June. This could be good news for inflation, but not anytime soon.