We have reached the dog days of summer when I, along with millions of other parents, eagerly prepare to send our kids back to school. A large part of this preparation is the exciting, often mind-numbing and definitely expensive back-to-school shopping. The National Retail Federation (NRF) estimates during August and September shoppers will spend a total of $83.8 billion. Smart shoppers are increasingly utilizing mobile devices, including tablets, to search, compare and even transact....