The best casino sites are able to show their appreciation to players by rewarding them constantly, from the moment that they sign up. In the following section, we’ve outlined the importance of the main criteria used to identify the best operators from all online casinos. With these criteria, our team is able to develop accurate online casino reviews that detail the main pros and cons of each site. Since there are hundreds of online casino sites in the UK, our team of specialists has created a list of criteria that it uses to rate and compare different platforms.