Grubhub apologizes for 'free lunch' promo that slammed NYC restaurants - The Washington Post

The delivery service offered a $15-off promotion Tuesday, causing the app to crash and overwhelming restaurants.

Placeholder while article actions load Grubhub had crunched the numbers, and the company predicted that a free lunch promotion it ran Tuesday in New York City would, more or less, double the number … [+5185 chars]

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