For a corporate attorney immersed in an always-on tech world, it must have seemed odd, at least at first, when California-based LegalZoom general counsel Chas Rampenthal emailed a business contact in the U.K., where the workday had ended, and received an automatic notification that the recipient was off the clock and would be available during regular hours.

“In our business, when we have a problem, it could be a server issue or a website glitch … those calls are sometimes coming in at 2 a.m. and there’s a team of people whose responsibilities are to take care of that,” he said.