I agree. There are several arguments about the perceived value to the consumer regarding 'great deals'. But that's not how a business should attack attracting new customers and converting them into return customers.
With that in mind, the intended value to the customer is to find new establishments and sample their product/services where they might become regular customers. Right now all people see is: 'HALF OFF FOOD, K THX'.
I've tried to use them for two landing pages in the past and never received a single piece of correspondence or any response on twitter.
>> Customer service.