Buy and try products or services you need and you will be receiving your gift. Take into account that people under 18 years old, those who are not residents of the United States as well as employees of the company are not eligible to participate. It is easy to use, you just have to choose your gift, enter your email address and fill in the shipping information and click to submit. Your gift is for free but the site has the right to change its terms and conditions at any time. 