Macy's takes up to 74% off a selection of girls' dresses as part of its Black Friday in July Sale, with prices starting at $9.99. (Prices are as marked.) Pad your order with a beauty item (eligible items start at $3) to bag free shipping; otherwise, shipping adds $10.95. (Orders of $49 or more also receive free shipping; in-store pickup may be available for select items.) Deal ends July 15. A couple of best bets: