It’s that magical time of year, the back-to-school season when retailers fall all over each other to give you the biggest, best sales and deepest discounts on No. 2 pencils, reams of paper, and anything else that can be loosely linked to school. It’s a fight worth fighting — consumers are expected to spend more than $80 billion on back-to-school and back-to-college shopping this year and it’s also the unofficial kick-off to the most critical shopping period for retailers. From now through to the end of the calendar year it’s a race to capture all the money pouring out of shoppers’ wallets. Back-to-school, Black Friday, Cyber Monday, the holidays, combine to represent a significant portion of a retailer’s overall year. These are shopping events that will separate the winners from the losers, those who earn an A+ or an F. Read more at Entrepreneur.