Manhasset Girl Scouts Sell To The Crowd By Manhasset Press Posted on March 30, 2018 Troop 509 dressed to sell cookies. The Manhasset Girl Scout Troop 509 sold hundreds of boxes of Girl Scout cookies to several lucky shoppers at the Roosevelt Field Mall on Sunday, March 10. The troop raised money for both the Girls Scouts of Nassau County and local Troop 509. Close Never miss a storyWe deliver the latest top local stories to your inbox. Thank you for subscribing! Email Sign Up Madison Bruck sells Girl Scout cookies to a shopper.