Stampedes of shoppers bustle through crowded isles as they rip off discounted television from shelves. Long lines of people wait in front of stores to get the doorbuster deals. Moms fight over Keurig machines...

The line stretches around the block, groups of people elongating it with every passing second. Shoppers anxiously wait, bundled up in heavy coats and scarves, frosty air making a cloud with every breath....