Lisa Carver October 5, 2014 Walmart's Drive-Through Grocery Concept Is A Head Scratcher Lisa Carver October 5, 2014 Forbes thinks Walmart's click & collect a head-scratcher? Carol Spieckerman sees lots of logic. Read the article at Forbes online. Article by George Anderson for RetailWire, 10/03/14.Copyright © 2014 RetailWire. All rights reserved.