1.Replacing old binders, hotel directories and menus. At hotels including the Hilton San Diego Bayfront and the Boston Marriott Long Wharf, the concierges are equipped with iPads so they can give inquiring guests images of the restaurants, clubs and tourist attractions that they're recommending. "Today, all of our concierges have most of their restaurant choices and tourist attractions on the iPad," says Marc Hoffman of Sunstone Hotel Investors, which owns 26 upscale chain hotels. "In an old-fashioned hotel, they'd flip through a three-ring binder," Hoffman adds. 2. Entertainment. Some travelers are using their iPads to replace the hotel TV, even if it's a luxurious 50-inch flat screen. Puneet Mehta, a New York City tech entrepreneur, usually doesn't turn on the hotel-room set because he rarely watches TV shows, but when he does, he uses his iPad. "I don't watch much TV, but I do have Mad Men on my iPad to watch when I need to unwind before bed," he says. 3. iPad as tour guide. When San Francisco digital marketing strategist David McCormick tried to find the best local playground in Palo Alto, Calif., he didn't even think to turn to the concierge at his hotel. Instead, he turned to his iPad. He called up a Google map of the neighborhood, changed it to "satellite view" and took a virtual tour of the nearby parks "to find the one with the biggest and best play structure," he says. Get the full story at USA Today