"There's a good chance that the last time you ordered take-out you used your laptop or a mobile app.

Technology is altering how diners purchase food and have it delivered, a key reason companies like Yum Brands are so keen on getting a foot in the door with online ordering and delivery companies. John Glass, Morgan Stanley's U.S. restaurant analyst, expects that 40 percent of total restaurant sales — or $220 billion — could occur online by 2020, compared with current sales of around $30 billion."

Read the full article by Sarah Whitten here.