(March 14, 2016, 12:30 PM EDT) -- OAKLAND, Calif. — An amended class certification motion bringing California unfair competition law claims was not sufficiently narrowed by consumers who have accused rental car companies of engaging in the practice of selling collision or liability damage waiver policies for vehicle rentals to plaintiffs without providing adequate notice that the coverage might be duplicative of other policies already held by the consumers, a California federal judge ruled March 8 (Sandra McKinnon, et al. v. Dollar Thrifty Automotive Group, Inc., et al., No. 12-4457, N.D. Calif.; 2016 U.S. Dist. LEXIS 29671)....