You are hereUCG.org / Sermons / Opportunity Knocks Opportunity Knocks Given on Feb 4, 2017 by Freeman L. Kuhns Listen Downloads MP3 Audio (18.37 MB) Downloads Opportunity Knocks MP3 Audio (18.37 MB) × Video of Opportunity Knocks Our calling is an opportunity that we must answer. We’ll never get another opportunity like this. We must tune-out all the background noise and not lose sight of this once in a lifetime opportunity. You might also be interested in....