MasterCard Cash Less Sweepstakes

http://newsroom.mastercard.com/2012/05/03/are-you-using-cash-less-tell-us-for-a-chance-to-win-a-50-prepaid-mastercard/
enter your email address and post a submission via the comment section beneath the blog post “Are You Using Cash Less?” which answers the question “I find myself using cash less because…” (“Submission”). You will receive one (1) entry into the sweepstakes for an eligible Submission. Valid email address is required to enter. Submissions will not be judged. Submissions must be no more than seventy-five (75) words, must be in English and must comply with the Content Guidelines specified herein.
Follow Sponsor on Twitter at @MasterCardNews. You must have or create a non-private Twitter account in order to enter. During the Promotion Period, post a tweet to Sponsor @MasterCardNews which answers the question “I find myself using cash less because…” using the #CashlessConvo hashtag (“Tweet”). You will receive one (1) Sweepstakes entry for your Tweet. All Tweets must be tweeted during the Promotion Period, must contain the correct hashtag and must comply with the Content Guidelines specified herein. Tweets will not be judged. Limit one (1) Entry per person/Twitter account for the entire Sweepstakes Period regardless of the number of Tweets/Submissions you post.
Prize (15 winners): Each winner will receive one (1) fifty ($50) dollar prepaid MasterCard card. Cards are subject to terms, conditions and restrictions as set forth on the card.