Lee James’ caseworker called to tell him that after receiving government assistance to help pay the rent on a studio in the Tenderloin, he was now making too much money to qualify. “Huh. Me?” James said, laughing. “Can you do that? Can you make too much money? It’s a good problem to have, all things considered. James, 52, paid his rent in full, on his own, this month for the first time since 2015.