Here is a short snippet from www.buildingchurchleaders.com.
The leader of the church sets the tone. The pastor's modeling of friendliness is critical. Ultimately, however, it comes down to love. One of the characteristics of breakout church leaders is their unconditional love for the people in their church. The pastor expresses an intense love for the members of his congregation. The members then show love to non-Christians who are visiting their church. The visitors take note of the genuineness, friendliness, and love being exhibited. They feel comfortable and welcomed. The door is then open for them to hear about the One who loves them more than anyone else.
For the rest of the article please see: Building Church Leaders