"1 of 1" Positions the Brand as Curators of The Unique; Connecting the World's Most Distinctive Homes with the Most Extraordinary Lifestyles NEW YORK, Sept. 10, 2024 /PRNewswire/ -- Sotheby's International Realty today announced the launch of its new brand advertising campaign – "1 of 1." The campaign celebrates the unique features of each home Sotheby's International Realty represents and positions its real estate advisors as "curators of the unique," who match the world's most characterful homes with buye ...