Nearly three-quarters of younger travelers document their trips on social media, Hotel.com research says, posting three to five times more per day than older colleagues. Millennials are less likely to share their trip on social media, but those who desire to are dedicated. Nearly half (47%) of millennials say they wouldn’t want to travel for work if they couldn’t share the experience online.They’re also blending work and leisure in new ways. Forty percent of millennials say they’ve booked a red-eye flight t ...