Church advertising? Isn’t that a bit . . . commercial? I felt that way when I first started using Facebook ads for my church. But then I saw who was liking my church’s ad. Far from the usual suspects, dozens of people I’d never seen at our church were liking our ads—some even commented to ask for our address (don’t be like me: include your address and service times in your church ad). And it’s all because we made an…