My colleague show me service that I was always missing – an online task manager with great UI and possibility of integration using some kind of API. And that is not all. It has also cool name RememberTheMilk.com. I really like it, because of Mozilla Thunderbird extension is already there.

If you are so poor that you have to write CAML (it has nothing to do with CAML programming language) by your hand you appreciated to have an IntelliSense for that. MSDN Library can help you with VS.NET configuration.