GrubHub free lunch promo gets 6000 orders a minute

GrubHub's delivery app marketing campaign offered a free lunch or a $15 promo code valid for three hours.

The offer, however, sent customers and restaurant workers into a spiral on May 17.

GrubHub's New York City campaign aimed to tout the physical and mental benefits of eating lunch.

Instead, it yielded dozens of complaints and canceled orders.

During the promotion that ran from 11 am to 2 pm, the app was averaging 6,000 orders per minute.

During the promotion that ran from 11 am to 2 pm, the app was averaging 6,000 orders per minute.

On the bright side, plenty of customers were thrilled with their "free lunch".