Spring is here and that means weddings, vacations and work conferences. Whether you travel for work or play, you know the work doesn’t stop just because you’ve left the office. And you’ve got to stay productive, even while in the sky. More and more airlines are offering Wi-Di, but not all. You need to strategize what you can and can’t do without phone, internet, and iCloud, which most of us aren’t accustomed to. Here are five tips to make sure you get stuff done while you’re a mile high and land at the airport ready for vacation—or ready to knock that big meeting out of the park. Read more.