Here is the page of Grubhub merchant
Grubhub
Up to 19 Miles per $10

Grubhub

When will I get my Miles?

PurchaseToday
Tracked within i5 day(s)
Awarded within i105 day(s)
Stated offer is for new customers only. No reward is offered for existing/repeat customers.

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Rewards are not calculated on postage / handling / delivery costs or associated purchase taxes in your region (This may include but not be limited to VAT, GST etc).

About Grubhub

Grubhub is a leading online and mobile food-ordering and delivery marketplace with the largest and most comprehensive network of restaurant partners. Grubhub features over 300,000 restaurants and is proud to partner with more than 155,000 of these restaurants in over 3,200 U.S. cities and London.