Udandy .com promotes advertising through mobile coupon ads sent out to mobile phones. How can you advertise your business with us? Simply sign up as a member and create your own mobile coupons advertisement. You can pick up to 5 keywords that allow searchers to find your business. Udandy will only send you customers that opt-in for mobile ads. They are looking for discounts or deals on specific keywords. Ex. If you are a Chinese restaurant, your keywords might be the following: Chinese food, sweet and sour chicken, Chinese restaurant, fortune cookie, etc.