1). Find Someone In Need, 2). Take Their Portrait, 3). Print Their Portrait, 4). and Deliver Them.
From the Help-Portrait site:
Founded by Celebrity Photographer Jeremy Cowart, Help-Portrait is a community of photographers, coming together across the world to use their photography skills to give back to their local community.
On or around December 10, photographers around the world will be grabbing their cameras, finding people in need and taking their picture. When the prints are ready, the photographs get delivered.