Economic slowdown drives new round of quickservice discounts. Quickservice chains' core customers have cut back on dining out as the economy continues to sputter, pushing companies into deep-discounting mode. Subway will resurrect the $5 foot-long, Domino's is offering $7.99 Artisan pizzas, and Burger King is selling two meals for $6.99 and giving away free ice cream cones with a value meal purchase.
