Mrs. McConnell was involved in real estate since she moved to Palm Beach and founded Jayne Duncan Firman Real Estate in 1979. In 1998 she sold the firm to Brown Harris Stevens, and after a sabbatical in Virginia, she returned to Palm Beach in 2003 as a broker associate with Brown Harris Stevens. She served as a director and president of Palm Beach Board of Realtors and president of Planned Parenthood Guild of Palm Beach. She was a founding member of the Palm Beach chapter of Juvenile Diabetes Foundation and served on the board for 15 years. Beginning her career as a model for Elizabeth Arden, she then managed beauty salons for Elizabeth Arden, and served as vice president of Seligman & Latz, and as senior vice president at Glemby International. She lived in Palm Beach.