No purchase necessary. A purchase of any kind will not increase your chances of winning. Must be 18 years of age or older at the time of entry to participate.See Official Rules for details. Limit: One prize per email or household address per drawing. © 2011 NBA Properties, Inc. Sweepstakes Produced and Administered by: COHEN-FRIEDBERG ASSOCIATES, LLC ("CFA") Have questions about this sweepstakes? Email administrator