Polymarket invite code NJCOM: Who wins the Open Championship?

Kalshi is offering a $15 bonus for trading on the Open Championship winner using promo code ALCOM15. Simultaneously, Polymarket provides a $50 bonus for users trading on the event at Royal Birkdale via promo code ALCOM. Additionally, new users can claim a $50 bonus on Polymarket by utilizing the invite code NJCOM. These offers allow traders to speculate on the tournament outcome as the final round takes place on Sunday, July 19.