The Grass Valley Police Department has announced anticipated reductions in services stemming from decreased personnel. Residents seeking service — on incidents such as petty thefts and shoplifting involving suspects who cannot be positively identified, present false identification or are uncooperative — should expect a limited response by officers, said Capt. Rex Marks in a press release. “We’re very challenged meeting the quality-of-life issues the citizens expect us to meet,” Chief John Foster told The Union Tuesday in an interview about the city’s Measure N, a half-percent sales tax initiative that would partially be directed to the police department, allowing it …