I think to have an open sermon like this once in a while would help a great deal. (religion-online.org)
Avoid three - point sermons like you would a three - item memorized grocery list. (firstthings.com)
I have heard cliché sermons like the one above where the pastor says absolutely nothing for 30 minutes, but because he got the audience to shout «Amen! (redeeminggod.com)