For some married couples, bad things started to happen after their marriage. This could be due to wrong date and time being selected. Based on the date and time selected for marriage, Qi Men Dun Jia is often used to find out what were the problems that happened. Unforeseen circumstances like unable to conceive, 3rd party, divorce, sickness or even death could also be detected by using this system.
It is important to choose a good date and time for marriage. Qi Men Dun Jia is often used to ensure good results (e.g. kids or harmony).