Mark Zeni, director of fulfillment with First Solar, talks about the challenges his company faces in gaining full visibility of supply and demand, and in dealing with increasing supply-chain volatility.

Arpad Hevizi, vice president of supply chain solutions with Celestica, talks about the challenges his company faces in gaining full visibility of supply and demand, and in dealing with increasing supply-chain volatility.

The seventh annual Holiday Shopping Study from Motorola Solutions Inc. finds that overall in-store satisfaction has grown 23 percent in the last six years. Meanwhile, satisfaction with the checkout process and the availability of store associates has increased 32 percent and 23 percent, respectively, since 2008. Retailers need to continue to offer choice and options to shoppers across all channels - online, in-store and mobile. Shoppers also reported a dramatic increase in use of their smartphones for shopping-related activities including mobile couponing.

Gordon Pearson, global inventory director with NCR, talks about the challenges his company faces in gaining full visibility of supply and demand, and in dealing with increasing supply-chain volatility.