Rules for giving gifts to postal carriers
From the article: "...On the United States Postal Service website, it says that employees cannot accept your tip, no cash or anything like cash, say a check or a gift card they can exchange for cash. The post office calls that a violation of ethics. But they can accept what the postal service calls noncash gifts — a Christmas card, maybe a retail gift card, but it must be less than $20, food or a cup of coffee. How about tipping someone from UPS or FedEx..."
Article Reference: www.wytv.com