Home Dealnews The Blue Business® Plus Credit Card from American Express: 2x earning rate... Dealnews The Blue Business® Plus Credit Card from American Express: 2x earning rate on purchases up to $50,000 By ARCOM - 25 March 2024 5 0 SHARE Facebook Twitter Go to the deal page: The Blue Business® Plus Credit Card from American Express: 2x earning rate on purchases up to $50,000