Receiving your MLB Mobile Transfer tickets - From the FAQ section from the MLB Ballpark App - Once you have completed your ticket purchase on eSeats.com, and your order has been confirmed, download the MLB Ballpark App onto your phone and activate your email. In the MLB Ballpark App, select the home team for the game you purchased as your preferred team. You will receive a transfer email from our supplier with a link to claim/retrieve your tickets. Emails often come from ordertracking@tickets.com. Once you have claimed your tickets, log into your MLB Ballpark app and click on the ticket icon at the bottom of the app to see the tickets / barcodes you will need when entering the venue. The sender and recipient will be notified by email when the transaction is complete.