In 2020, the Argyle Gardens apartment complex was lauded as a model for transitional housing. The 72-unit building in Portland’s Kenton neighborhood, opened by Transition Projects Inc. (TPI), contains a mix of efficiency studios and single-room occupancy (SRO) units, all meant to house and support very low-income residents, and those moving out of homeless shelters. The site cost just under $12 million to build, almost entirely with public funding and tax credits. Three years later,...