1, bathe and change clothes, at least one day before the return of the best vegetarian, but also do not have sex.

2, women should not go during the physiological period, which is disrespectful to the gods.

3, should focus on vegetarian clothing. Don't dress too rich. Do not wear gold and silver, we suggest you look at the yellow calendar and choose a good day.

4, do not believe what you say when you enter the place of return.

5, when the original wish when they said the conditions to do it.