发现和使用优秀的技能扩展
信用卡奖励优化器——通过推荐适合每个消费类别的最佳信用卡,帮助最大化返现、积分和里程。它会跟踪年度上限,计算年费投资回报率,管理季度轮换类别,并根据消费模式推荐新卡。
Credit card rewards optimizer — helps maximize cashback, points, and miles by recommending the best card for every purchase category. Tracks annual caps, calculates annual fee ROI, manages rotating quarterly categories, and suggests new cards based on spending patterns.