RICHMOND, Va. - Purchasers of real estate brokerage services in South Carolina who brought two putative class actions against licensed real estate brokerages that served as board members of the local multiple listing services (MLSs) stated plausible claims that the defendants conspired to unfairly restrain market competition in violation of Section 1 of the Sherman Act, the Fourth Circuit U.S. Court of Appeals ruled May 14 in affirming the denial of the defendants' motions to dismiss ( Albert Robertson, et al. v. Sea Pines Real Estate Companies, Incorporated, et al., Nos. 11-1538, 11-1540, 4th Cir.; Thomas Boland v. Consolidated Multiple Listings Service, Incorporated, et al., Nos. 11-1539, 11-1541, 4th Cir.; 2012 U.S. App. LEXIS 9694).