The Fed Cup, now known as the Billie Jean King Cup, is an international team competition for women's tennis, where countries compete against each other in matches that include singles and doubles. In tennis betting, this tournament offers various betting options similar to individual events, including match winner bets, set betting, handicap betting, and outright winner bets for the tournament itself. Factors such as player matchups, surface preference, and home-court advantage can impact betting dynamics, making it essential for bettors to analyze current odds and player form before placing their wagers.