Back-to-School shopping is in full swing as the National Retail Federation is expecting parents with children in grades K-12 to spend $26.7 billion in 2013.

Back-to-School shopping is in full swing as the National Retail Federation (NRF) is expecting parents with children in grades K-12 to spend $26.7 billion in 2013. The NRF also expects more than one-third of those sales to be online. Make sure you are ready for the second biggest sales period of the year with these e-commerce tips.

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