Kalshi, a burgeoning prediction market platform, is enticing new users this summer with a promotional offer. By utilizing the promo code NYPMAX, users can trade $10 and receive an additional $10 bonus upon signing up. This offer is particularly appealing for sports enthusiasts eager to engage in predictions around the NBA Finals, which have already showcased thrilling matchups. The Knicks are currently favored to win Game 3 against the Spurs, with Kalshi users estimating their chances of winning the series at over 70%. Users can trade on a variety of sports markets including the Stanley Cup Final, WNBA games, and daily MLB matchups. To qualify for the bonus, users must complete at least $10 in trades after signing up and entering the promo code. This promotion is accessible in numerous U.S. states and territories, although it is not available in states like Arizona, Illinois, and Massachusetts.