Specializing in high-end estate/tag sales and clean-outs, The Clearing House Xchange co-owned by Victoria Collett and her partner, James “Nick” Nicolino, is celebrating its 10th anniversary. Originally begun in Southampton in 2004, they expanded to Greenport in 2008, where they currently have a 7,000 sq. ft. renovated warehouse housing their consignment store at 414 First Street.