The Plum Card from American Express is a unique charge card designed for businesses, providing flexibility in managing cash flow by offering a discount for early payment on your statement balance. With no preset spending limit and the ability to defer payment on certain expenses, it's a valuable tool for businesses looking for payment flexibility and discounts while managing their finances.

The Blue Cash Everyday Card from American Express is a popular cash-back credit card that provides valuable rewards for everyday spending (cash back is received in the form of Reward Dollars that can be redeemed as a statement credit or at Amazon.com checkout). It also offers new card members a welcome bonus and has no annual fee, making it a practical choice for those looking to maximize their cash-back rewards without additional costs.