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And it’s not just warehouses. Amazon is leasing airplanes to build out a fleet of delivery jets. And then of course, there is the company’s well-known drone delivery push.

And the problems can be as simple as how you communicate with a professor, whether it be more appropriate to visit in person or send an email. And if you must send an email, how should you write it?

An old US car passes in front of a cruise ship docked at Havana's Harbor, on June 5. ADALBERTO ROQUE/AFP

Andy Jassy, senior vice president of Amazon Web Services, announces the Snowball service today.

And while the iPad Air is heftier, it’s actually six-hundredths of an inch slimmer than the HDX.