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.
[2] Many states offer tax-free periods (usually about a week long) at which time any school supplies and children's clothing purchased does not have sales tax added.
In Japan, which is unusual in that it starts its school year in spring, back-to-school sales are traditionally held in March.
[6] In Canada and the United States, back-to-school shopping is associated with Labor Day, which falls on the first Monday of September.