In this video, longtime Fool contributor Rick Munarriz explains why Wal-Mart is getting its actual stores and regional warehouses into the act of online fulfillment in a bold attempt to take on Amazon before it starts delivering groceries -- and more -- to your door.
The retail space is in the midst of the biggest paradigm shift since mail order took off at the turn of last century. Only those most forward-looking and capable companies will survive, and they'll handsomely reward those investors who understand the landscape. You can read about the 3 Companies Ready to Rule Retail in The Motley Fool's special report. Uncovering these top picks is free today; just click here to read more.