It doesn't always take major changes to make a church attractive to guests. A few small changes can make a big difference. Consider the following.
Better a little too cool than a little too warm.
Charles Haddon Spurgeon walked around his building one snowy night in disguise throwing rocks through the windows in his church to allow fresh, cool air inside. Even he could not keep people awake in a warm and stuffy auditorium. Johnny Carson reportedly keeps his studio at 66 degrees so the audience won't fall asleep. Theaters are all cool. People who don't like it that way bring an extra sweater. A church, too, is more conducive to attentive worship when it is slightly cool.
Better a little too bright than a little too dim.
A bright room sets a bright atmosphere. A guest speaker at my former church told me my preaching would be twice as effective if I painted the ceiling and added more lighting. After making the changes, what a difference! The room was alive with expectation. ...1