If someone really wanted to mess with your site, then the chances are they will at some point.
But as long as you don't annoy people then there should be no need to be worried? Just don't trust anyone with your VPS either.
You know Mark, that's a really beautiful thing for you to do for your brother - I'm sorry about your loss and I know it's probably something which you have heard hundred of times over the past month. I'v lost very close friends in the past and have had to break news of a loss to people whilst I...