An experienced exponent of card games contributes what he has learned about the various laws of probabilities as applied to games of chance, business and life, and in a last section as they are based in mathematical theory. With the admonition that you will always pay for your pleasure, this tells you how not to pay through the nose when you indulge in gambling, horse races, craps, lotteries, etc. Secondly, how you can beat the odds and figure out the best procedures when dealing with the stock market insurance, travel, etc... No get-rich-quick systems, this goes just so far in staking your chances.