 In 1984, he moved to San Francisco, California and began his career at the Tenant's Union in 1988.Besides political advocacy and direct action, Gullicksen supervised the Tenants Union's tenants rights counseling program, begun in 1970, staffed entirely by volunteers, and serving thousands of renters annually.In 1992, Gullicksen co-founded Homes Not Jails, which organized a housing takeover at Wherry Housing in the Presidio that ultimately led to affordable housing for veterans.