The technology for 3-D printing has roots that go back decades. The minds behind it were visionary. But for many years, 3-D printing appeared - at least in the mainstream view - to be more of a novelty than a practical tool to advance commercial manufacturing, according to a report from UPS. Not any more.

New research shows that 56 percent of automotive parts and accessories shoppers are making their purchases online - an 8 percent increase over the previous year. The study also indicates that consumers are combining online and in-store channels for an omnichannel shopping experience. Omnichannel is when shoppers seamlessly shift between mobile, online and in-store resources to research, purchase, pick up and return their items.

UPS Worldwide Express Freight has undertaken a second expansion of its service network this year.

Seventy-eight percent of small- to mid-sized industrial machinery companies believe their customers' expectations for after-sales service are rising, but just 12 percent of those manufacturers say replacement parts and service are top differentiators for their business.

Avid online shoppers have raised the bar on what it takes for a retailer to stay competitive. Consumers want advanced mobile features, flexible shipping options and hassle-free returns, according to the fourth annual UPS Pulse of the Online Shopper study.