London--Smarterwork Ltd., a business services outsourcer, has acquired the brand assets of BizBuyer.com, a Santa Monica, Calif.-based small-business hub that closed last month. The assets include all BizBuyer's URLs, trademarks and membership lists. Financial terms were not disclosed. The buy marks Smarterwork's biggest move yet into the U.S. marketplace. Until now, nearly all its clients have been in Europe and Asia. "The U.S. marketplace for outsourcing business services online continues to gain momentum," said Lisa Yarnell, U.S. president-COO of Smarterwork, in a statement.