Here in North Texas, our company had the most closings we had experienced in over three years in May and June...but then came July! I don't know whether it was the oppressive heat we were dealing with, or countless other factors, but everyone seemed to start getting cranky. That's when Realtors put on their counselor hat, and in July we wore that hat a lot. That comes with the territory, however, and that's why this article struck a chord with me: http://www.texasrealestate.com/web/2/21/more/080511.cfm.
There are a thousand little things that can develop during a real estate deal that can potentially "derail" the transaction. Your Realtor has seen it all if they've been around for a while. Put your faith in them, and they'll keep your deal on the tracks.