No purchase or wireless device necessary to enter or win. This Challenge is open to persons who are: (a) Registered Users; (b) legal residents of the United States (for purposes of clarity, Puerto Rico and all US territories and possessions are expressly excluded); (c) at least eighteen (18) years old or age of majority, whichever is older in state of residence, at the date of registration in the Challenge. Data rates may apply. The Challenge will begin Monday, December 8, 2019 and end on January 13th, 2020. Void where prohibited by law. See Official Rules for details.