American Express : New reward multiplier program announced for AMEX credit cards which will give 25 membership reward points for every Rs 100 spent. This program is going to run from January 24, 2025 and end on January 28, 2025, both days inclusive. How to Use How to earn extra points with Reward Multiplier using American Express ® Card Step 1 Select a brand and denomination of your choice. No account login is required. Earn up to 5X Membership Rewards ® points. Shop on your favorite brands via Reward Multiplier and earn extra reward points every time you pay using your American Express ® Card. Terms apply.