He followed the man to the other one and watched as Klaus pressed buttons and scanned the item. He was paying more attention than someone might have because Kyo was memorizing which exact buttons where and when.
When it came time to paying, Kyo only hesitated for a moment before using his card. His movements were practiced. He wasn't reading the card reader at all, but had learned now to do the series of sequences to make his card work. Unfortunately, he didn't know Walmart offered Cash Back and he was stuck on this new screen. Somehow his fact turned even redder.