If you regularly shop at H Mart in the U.S., here’s a smart way to maximize your savings and rewards. By using a combination of gift cards, credit cards, store promotions, and membership points, you can enjoy four layers of benefits from a single transaction. Let’s break it down step by step. ? Step 1: Buy Gift Cards at Customer Service (Get 5% Off) H Mart offers a 5% discount when you buy $500 or more in gift cards at the customer service desk. ? Example:Buy $600 in gift cards ? Pay only $570 ? Save $30 If you use a credit card for this purchase, you’ll also earn card…