Apple will begin selling its iPad Air, the new, thinner version of its 9.7in iPad, on Friday both online and in its retail stores. As the iPad Air has sports the first external design change since the iPad 2 arrived in 2011, we expect it'll be flying off the shelves. Here's how you can get an iPad Air on launch day. How to get an iPad Air in an Apple Store on Friday You can head on down to an Apple Store tomorrow for a chance to get your hands on a new iPad Air. Be warned, though: Apple launches are known for their long queues. People have previously waited outside flagship stores for several nights in an attempt to be one of the first people to own a new iOS device. If you're planning on going to an Apple Store tomorrow, you'll want to get there early to avoid disa