Buchanan Street Partners LP, a Newport Beach, California-based real estate investment and management firm, acquired Quartz Drive Self Storage in Auburn, California, for $20.75 million. Built in 2009 on 9.2 acres, the facility at 12200 Rock Creek Road comprises 116,500 square feet in 825 units and 40 vehicle-storage spaces. The property will be managed by Westport Properties Inc., a privately held real estate investment company that operates the US Storage Centers brand.