Authored by Supervisor Sandra Lee Fewer in close collaboration with local housing rights groups, COPA gives nonprofits the right of first offer to buy a building when it enters the real estate market, and the opportunity to match the final offer before a sale is completed.

On November 9 2015, new tenant protection laws called "Eviction Protections 2.0 came into effect in the City and County of San Francisco following a City-wide campaign, which included advocacy from SOMCAN as part of the Anti-Displacement Coalition, along with other groups.