Amex and Discover cardholders can save $30 off a $60 purchase and $10 off a $30 dollar purchase by using at least one point to pay at Amazon.com. The deal runs through December 31, 2019, but we’re betting it will be pulled much sooner.

Register now to receive 5% cash back at Grocery Stores with Discover from April 1, 2018, through June 30, 2018. You must register to receive this bonus.

As of February 28, 2018, Discover has ended Extended Product Warranty, Return Guarantee, Purchase Protection, Auto Rental Insurance and Flight Accident Insurance as card benefits. However, price protection remains.

Knowing which credit card to swipe when making a purchase is key to maximising the points and miles earned for award travel. If you hold an array of rewards cards in your wallet, the decision is complicated by each card’s earn rate and bonus categories, and whether the rewards earned are fixed-value points, some form of cash back, airline-specific miles, or flexible points that transfer to travel partners.