FedEx doesn't send you any unsolicited mail or message asking for money, packages, or personal information. But if you want live updates about your package, you can message FOLLOW followed by your tracking number (example "FOLLOW 234567890124") and send it to 9880971255. After this, you will receive a welcome message. Reply "Yes." And then, you will begin to get live updates about the status of the shipment via SMS.