This book is a business psychological teaching book. This book aims to indicate some sample different kinds of client individual psychological emotion challenges to give opions to let these businesses how to solve these psychological challenges and how to attract clients' concerning to their products or services. Also, I shall explain how to use psychological methods to predict clients' emotion in order to attract more clients to choose to use these businesses' services or buy these businesses' products. These product or service businesses include space exploration relative product, natural energy resource product, environment pollution product, road transportation design service, airline fuel product, Disney entertainment service, travel agent service, education service etc. I feel any businesses can keep longer time to grow up if businessmen can know how to use psychological methods to predict their clients' positive emotions. I shall give my opinions to answer how to predict these businesses' client emotion, such as how Disney can attract more visitors; how to predict clients' emotion to consume space travel entertainment and/or space relative products; how to increase student numbers, how to predict traveller individual's travelling destination choice etc. client psychological choice behaviors.