Fast food giant McDonald's Corp. is using mobile coupons in parts of the western United States timed with the launch of its new iced coffee beverage. The promotion, enabled by Cellfire, offers ...

The adage holds up with widely circulated e-mail coupons promising a free salad at McDonald's restaurants The giant fast food chain says it's not involved with, and won't acce... SUBSCRIBE NOW 3 ...

Fast food giant McDonald's Corp. is using mobile coupons in parts of the western United States timed with the launch of its new iced coffee beverage. The promotion, enabled by Cellfire, offers ...