Once in Paris, in 2003, Kerr signed with the Madison Agency. She did an advertising campaign for Ober Jeans with photographer Erick Seban-Meyer.Once in New York, Kerr had a multitude of runway appearances and then signed with Next model agency in early 2004. From there, she was booked for runway and print campaigns for major labels, including  Baby Phat, Lisa Ho, Voodoo Dolls, Levi's, Bettina Liano, Nicola Finetti, L.A.M.B., Heatherette, Betsey Johnson, Trelise Cooper, Jets, John Richmond, Blumarine Swimwear, Neiman Marcus, Seafolly Swimwear, Anna Molinari, Rock and Republic, and Roberto Cavalli.[2] She was also booked for print in magazines such as Elle, Australian Vogue and Harper's Bazaar, and was featured in television advertisements for brands like Portmans, Bonds, and Veet.[3][6]