Groupon is the king of the group coupon craze. Many retailers have enjoyed great success with the service, although some would say that it primarily benefits consumers. Before jumping onto the Groupon bandwagon, you need to take a few important points into consideration. You also need to understand just how it all works. Essentially, the retailer and Groupon work out an agreement for offering a large discount to consumers; the discount only kicks in if a predetermined number of people sign up for the deal. While this feature is designed to protect you, it only does so if you negotiate the right terms. If you are completely uninitiated about the nuances of Groupon, you could end up losing significant amounts of money. The following tips can help you avoid that.