Gullibility. I don't know if this is true, but my Christian friends seem to be the first to share conspiratorial Facebook posts as long as they make Barack Obama and Hillary Clinton look bad. Those two don't really need false conspiratorial posts to look bad to a lot of people.
Speaking of which, polls have HRC's support at about 40-42%. Not exactly rousing victory, but her husband didn't have anything near a majority either.
I'll add a couple more: smoke in worship services. Unresearched sermon illustrations.