[WindowsCentral.com]

The Lumia 635 by Microsoft is the company's most affordable 4G LTE Windows Phone. Asking Cortana what one can do with $635, Microsoft has launched the Lumia 635 Challenge. Entering with said content will add a name to the sweepstakes, which could result in winning a Lumia 635 and $635 to spend at a Microsoft Store. All that's required is to share what you would do with the money awarded by the sweepstakes.

Full story from the WPCentral blog...