By Li Pak Tin & Helen Yeap. 5.25" x 8.25", 170 pg, paperback. The authors show you how to alter the two most important facets of your homethe front door and the bedroomto quickly improve the flow of Chi. Check out the tips on what to look for when considering a move. Birth Year Personal Directions, a Personal Direction Chart, and an easy method for seeing what needs to change in coming years will bring new energy for positive change.