Please note that the Technical Beta is different from the Technical Preview program. Individuals and companies who are accepted into the Technical Beta sign a non-disclosure agreement and get access to both Office 2010 and SharePoint 2010.
The InfoPath 2010 Technical Beta Solution Contest is open only to members of the Technical Beta. In order for you to come into the program by being sponsored by the InfoPath team, you must indicate on your nomination form that you are primarily interested in InfoPath. Also, you must include a valid e-mail address so that we can contact you to invite you into the program.
Here are the official eligibility rules for the contest: