Does anyone know why enforcement hasn't been stepped up at the Market St. BART/MUNI stations? Powell is literally the core of our tourism market (Yes, Pier 39,

Does anyone know why enforcement hasn't been stepped up at the Market St. BART/MUNI stations? Powell is literally the core of our tourism market (Yes, Pier 39, which everyone gets to from Powell or Embarcadero), and all of the downtown business/banking. The two things SF can't afford to lose...