As “No Smoking” signs are installed in the streets of downtown Grass Valley, the enforcement of the smoking ban is in full effect and has garnered mixed reviews from business owners and community members. “I’m totally in favor of it,” said Amanda DuLac, a Grass Valley resident. “There’s been so many times when I’ve been walking around downtown and go around stores and don’t want to walk around because of smokers.” Violators of the ban may be subjected to a minimum fine of $175, Grass Valley Police Chief John Foster said. “But my hope is to get voluntary compliance,” Foster …