以前用SC singpost 卡现在用DBS altitude听说BOC family 也很好用
楼上正解用带有高online shopping rebate的卡。
最近Expedia用Citi的promo code订酒店有额外15% off所以就Citi咯
American Express Cash Rebate cardnot the 'Capital one' Amex card, their cash rebate card directly refund ur money in monthly statement, 3% first 5k-6k, 1.5% after.