Credit Card Optimizer DEFAULT CARDS Capital One Venture X for Business Default: 2x Learn More Capital One Venture X Default: 2x Learn More Capital One Venture Card Default: 2x Learn More Capital One Spark Miles for Business Default: 2x Learn More Amex Blue Business Plus Default: 2x Learn More Citi Double Cash Default: 2x Learn More Chase Ink Unlimited Default: 1.5x Learn More Chase Freedom Unlimited Default: 1.5x Learn More TRAVEL CARDS Amex Platinum Airfare: 5x Learn More Wells Fargo Autograph Journey Hotels: 5x; Airfare: 4x; Other Travel: 3x Learn More Chase Sapphire Reserve Travel: 3x Learn More Chase Ink Business Preferred Travel: 3x Learn More Amex Green Travel: 3x Learn More Citi Strata Premier Airfare: 3x; Hotels: 3x Learn More Amex Gold Airfare: 3x Learn More Bilt Rewards Travel: 2x Learn More Chase Sapphire Preferred Travel: 2x Learn More DINING CARDS Amex Business Gold Dining: 4x Learn More Amex Gold Dining: 4x Learn More Chase Sapphire Reserve Dining: 3x Learn More Chase Sapphire Preferred Dining: 3x Learn More Amex Green Dining: 3x Learn More Bilt Rewards Dining: 3x Learn More Wells Fargo Autograph Journey Dining: 3x Learn More Citi Strata Premier Dining: 3x Learn More GROCERY CARDS Amex Gold Grocery: 4x Learn More Citi Strata Premier Grocery: 3x Learn More GASOLINE CARDS Amex Business Gold Gasoline: 4x Learn More Citi Strata Premier Gasoline: 3x Learn More BUSINESS CARDS(various categories) Chase Ink Business Cash Office Supply Stores, Telecom: 5x Learn More Amex Business Gold Variable Categories: 4x*see notes for multiplier rules Learn More Chase Ink Business Preferred Travel, Telecom, Shipping, Advertising: 3x Learn More Capital One Venture X Business Default: 2x Learn More Capital One Spark Miles Default: 2x Learn More Amex Blue Business Plus Default: 2x Learn More Chase Ink Unlimited Default: 2x Learn More Amex Business Platinum Purchases over $5000: 1.5x; Hardware Stores: 1.5x; Software Suppliers: 1.5x Learn More