Today Wal-Mart is offering free shipping with no minimum on walmart.com on around 60,000 items. The deal will run until December 20th and may continue until Christmas. This is, in short, an attempt to grab commerce through this lucrative month and into the next from other retailers like Amazon and Toys’r'Us.

The holidays are usually an extremely brisk time for online sales and retailers are hoping this year will be better than last. Most