In playing games, you can either play for entertainment or play for salary.
Numbers on the the roulette ball stops are random and one spin can't influence close to next change. Which means that there isn't much strategy involved in War that makes it suitable for newcomers. https://taigamepc.com/giai-tri/game-bai-rikvip-trai-nghiem-va-cam-nhan-cua-mot-game-thu-lau-nam/29