There are lots of benefits accruing from knowledge of the parallel worlds. Already, physicists are applying quantum mechanics to research into parallel physical worlds in order to explore them positively. Beliefs in afterlife spirit worlds, which have existed since the cradle of the human race, have unlimited advantages when followed positively without fears. Future worlds which can be perceived by psychic vision or by technical methods, such as astrology, also have much benefits associated with knowledge of them. The reader will obviously benefit much by patiently going through the book with an unbiased mind.