Dishwashers could be small / portable
Homes could be tested for radon, mold, lead, toxic metals / dust, etc.
Modern furniture could be rented online
Investors / corporations / foreign buyers could drive up home prices / rent
Christmas trees could be rented
The "hell or high water clause" could be changed to help small businesses
Zoning rules and land-use regulations could be improved for more affordable housing
Institutional investors could be regulated in the housing market
Background checks could prevent housing for formerly incarcerated people
Renters could build equity or buy their buildings
Cities/towns could develop a city rent escrow account program, grade rental properties, create a tenants union, have training on healthy housing, and reward good landlords
A landlord watchlist website could improve housing conditions