For partners, passing certifications exams between 2/3/14 and 4/27/14 enters you to win a Surface Pro 2. Details at:
http://blogs.technet.com/b/uspartner_learning/archive/2014/01/27/pass-your-next-certification-exam-between-february-3-and-april-27-and-enter-to-win-a-surface-pro-2.aspx