Indonesia has many religious organizations according to their sects. One of the religious organizations is the Indonesian Islamic Da'wah Institute. This religious organization has the function of uniting all people and providing real meaning in social life. There are various religious organizations, one of which is the Indonesian Islamic Da'wah Institute or the Indonesian Islamic Da'wah Institute. In some areas, this often causes conflict due to social disputes because the teachings of the Indonesian Islamic Da'wah Institute are considered deviant by society. One of them is in Sawoo District, where the majority join the religious organization Indonesian Islamic Da'wah Institute. In this case, the formulation of the problem raised is what the social interaction patterns of people who adhere to LDII teachings are with other groups of people in Sawoo District. The aim of this research is to understand the life of the Indonesian Islamic Da'wah Institute in Sawoo sub-district and analyze the interaction patterns of people who adhere to the teachings of the Indonesian Islamic Da'wah Institute. This research uses a qualitative approach with data collection techniques using literature study, observation and interviews. The results of research regarding the social interaction patterns of people who adhere to the teachings of the Indonesian Islamic Da'wah Institute, namely the interaction and life of people who adhere to the teachings of the Indonesian Islamic Da'wah Institute, namely places of worship or mosques which are specifically for the Indonesian Islamic Da'wah Institute, if you meet someone who is not their group then it is considered impure and cleaned immediately after leaving. People's views on these teachings vary, there are those who consider this strange and not in accordance with the teachings of the Prophet, but there are also those who consider this normal because each religion and teachings are different according to their organization.