Don't make my silly Adsense mistake

I have been in and out of Adwords for years. Recently I tried display ads. They have some free photos you can include which look nice, so it ends up being a fairly nice looking ad. So recently when I set up my campaign I spent the usual 30 minutes navigating through their confusing UI, thought I had things looking pretty good, and kicked it off. Came back about 4 hours later ... no activity. No clicks. No views. Nothing. Well, that's a little weird I thought. Does Google not like...

Don't make my silly Adsense mistake WordPress ...