In merchandising, back to school is the period in which students and their parents purchase school supplies and apparel for the upcoming school year. At many department stores, back to school sales are advertised as a time when school supplies, children's, and young adults' clothing goes on sale. Office supplies have also become an important part of back to school sales, with the rise in prominence of personal computers and related equipment in education; traditional supplies such as paper, pens, pencils and binders will often be marked at steep discounts, often as loss leaders to entice shoppers to buy other items in the store.

Back to school period of time usually starts and ends in August before the school year starts in the United States, Europe, and Canada. In Australia and New Zealand, this usually occurs in February.

In Canada and the United States, back to school shopping is associated with Labor Day, which falls on the first Monday of September. While Labor Day is a widely-observed holiday, it has no official celebration. Labor Day has since become symbolic as the unofficial "end of summer". Most schools and colleges begin their school year around this time, so the holiday has become a back to school shopping tradition. much as Memorial Day and Victoria Day, and Canada Day and Independence Day are associated with summer and patriotic products respectively, and American Thanksgiving has been associated with the impending start of the Christmas shopping season.

• Date: September 01 2023
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