With the rapid development of gambling online, casino owners have a natural concern about the credibility of the players to a casino. Indeed, if we take bets on the racetrack, for example, there can be seen firsthand, who comes first, and who are losers. As for the casino, they are based on the random number generator, whose activities and the workings are hidden from the players. Naturally, under such conditions may occur questions about the honesty of the casino, and especially - the online casino. Puzzled this problem, carried out research among casino players. The study aimed at answering the questions - how much credibility to the authority of the casino players, as they determine best for casino games in terms of its integrity? Past surveys have shown that the vast majority of players - men. There are about 90%. Accordingly, the female players of about 10%. They all used the network for online games for more than three bodies. Only one percent of respondents “fall” of the Internet community. To identify factors influencing the preferences of the players in relation to a casino, experts have formed four groups. So, first, on which is based on the degree of people’s ideas of honesty casino - as a complete and convincing information is available at the casino. The important points that need to be identified in this data - how is legal status of the company that owns the site, information about the owners themselves, and how qualitative that software with which is a game. Thus, someone who is going to open your own winner poker bonus code, must consider all of these points in order to curry favor with the players and to conduct its business fairly smoothly, knowing that any loopholes in the reputation of the casino will cause an outflow of visitors. By the way, no less important to have feedback from the players’ non-virtual “method - for example, using the phone. Maybe in the trust will help users practice and large casinos, which are constantly publish the results of audits by international firms, which lead all the winnings for the month, visitors to see - there really won large sums of money. Maybe it is fairly expensive way to maintain the reputation, but, in practice, it is perfectly valid even for the skeptical people