Using the comprehensive online casino directory CasinoBrain as our guide, we will lay out in this article the features you should expect from a high quality online casino directory.Top ListsIn all their catchy, short attention span suiting, bottom-line giving glory. A good online casino directory will cut straight to the bone and save you the trouble of sifting through the reviews their writer-players so tirelessly toiled over. A great sampling of top lists might include the following: Top Casinos, Top Casino Payouts, Top Bonuses, Top No Deposit Bonuses.Casino ReviewsThe meat of the online casino directory (or its heart if you prefer). Online casino savvy writers visit each of the sites reviewed, peruse its offerings, play its games, and compare and contrast one against the other.CasinoBrain’s reviews give you a comprehensive idea of what criteria a good online casino directory should examine in evaluating an online casino: An overall summary, screenshot(s) of the actual casino itself, overall score/grade, bonuses and promotions, payout percentages (by game), software and graphics, games (including game-specific info on limits and stakes), payouts, cashouts, and Security (including payment methods accepted for each, procedures for each, and encryption technology employed), and customer Support (including methods of contact — email, telephone, live chat).CasinoBrain has even created a system of eye-catching and colorful icons that represent some of the more common attributes of online casinos for quick and easy reference when perusing the online casino directory reviews. Attributes like: Progressive Jackpots, MultiPlayer Games, Sportsbook, No Download, Signup Bonus, and others!Casino Game RulesA good online casino directory should teach you how to play the games offered at the online casinos they list. At the very least, an online casino directory should teach the rules of the most popular games, such as Baccarat, Blackjack, Craps, Keno, Roulette, Slots, and Video Poker.Betting SystemsSome players swear by them. A good online casino directory devoted to giving players all the facts possible should explain in depth the most widely-used betting systems online or off. These include: the 1-2-3-6 System, the D’Alenbert System, the Labouchere System, the Martingale System, the Parlay System, and the Paroli System.Gaming SoftwareA quality online casino directory will list the various major software makers that are used to run the online casinos, even allowing you to sort online casino by the software they run. Examples include Microgaming, Playtech, Real Time Media and WagerLogic.Payment MethodsOf interest to many players also is information about the various Payment Methods you could choose to use to fund (and withdraw from) your online casino accounts.All in all, a good online casino directory will act as your most trusted, comprehensive resource and should help make your online gaming experience even more fun!