Among the more than a dozen smash-and-grab robberies in the Bay Area in recent weeks, cannabis facilities may have been the hardest hit. In San Francisco, at least four cannabis businesses have been robbed in the last two weeks, according to news reports. At least 20 have been hit in Oakland, where most of the Bay Area’s cannabis cultivation, manufacturing and distribution facilities are located. “It’s proving to be unbearable for cannabis operators,” said Amber Senter at an Oakland press conference held by cannabis business owners on Monday. Senter owns multiple cannabis business licenses in San Francisco and Oakland, and...