if (IsPostBack) return;

I began using a single-line postback check a while ago, and I think it’s better than using the usual block multi-line style. There are probably quite a few varying opinions about this, but my reasons for using the single-line (top) version include: 1. It’s easier to type and more readable 2. There is no reverse logic 3. It saves a line or two of code 4. It’s easier to comment out for debugging 5. The “Bunch of code” isn’t needlessly tabbed in