Big pictures and graphics attract more users to other website. Casinos are growing in number and advertising is required to attract the people to the casinos. In European countries, casino is given lot of importance. Resorts are built based on the casino. Luxury five star resorts need to apply their marketing strategies to get the customers to their casinos. With the help of contextual popunder concept when the customer is searching for casinos online, the popunder advertising on casinos hide behind the current window waiting for the user to minimize or close the current window in which he or she is working. Popups are the one which appear in front of the user’s current window in which they are working. The popunders would attract the users more than popups or any other type of advertising as they do not intrude in the users work and provide information through a combination of text and graphics which makes it unique. Studies show that most of the European web traffic to the casino sites is through the popunder advertisements. Buying adult traffic for casinos is a well known option. Popunder traffic is considered the best among other ways to advertise for Casinos in the European countries and cheap popunder traffic can be available at USWebTraffic website.