San Francisco Poop Patrol

https://www.marketwatch.com/discover?url=https%3A%2F%2Fwww.marketwatch.com%2Famp%2Fstory%2Fguid%2F49d8311e-b55c-11e9-8322-2297b66488fd&link=sfmw_tw#https://www.marketwatch.com/amp/story/guid/49d8311e-b55c-11e9-8322-2297b66488fd?mod=dist_amp_social