See also Luke 10:8-24. Missionaries entering a country may already know of someone with whom they may live. They may simply stay in rented facilities while they seek out a man of peace That manor woman) of peace may then be a primary contact through which the missionaries become acquainted with a culture.
3. Following the Holy Spirit, Identify and Learn About a Target People Group. To help in this process, there is information available via the internet that describes people groups http://www.joshuaproject.net/index.php Missionaries should know as much as possible about the people that they are evangelizing.