Lenovo discounts a selection of laptops, desktops, and tablets as part of its Back to School Sale. Plus, coupon code "RMNUSLENOVO3" takes an extra $10 off orders of $50 or more, extra $20 off orders of $500 or more, extra $50 off orders of $1,000 or more, or extra $100 off orders of $2,000 or more. Even better, all orders receive free shipping. Coupon expires August 13. A couple of best bets after coupon:

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