To dream of not observing the rules of etiquette among group of strangers is a warning to overcome your inferiority complex or it will get you down and you will miss out in many ways. Being over punctilious in your behavior foretells a public snubbing from one of social prominence whom you hoped to number among your friends.
7 days fasting and prayer
Quran, 90. Vs. 1. To. 20. 11. Times. For. 7. days