hessian writes: "Finnish police said Monday they will monitor the Internet more rigorously for evidence of extremists plots following last week's twin massacres in neighbouring Norway. Deputy police commissioner Robin Lardot said his forces will play closer attention to fragmented pieces of information — known as "weak signals" — in case they connect to a credible terrorist threat." Link to Original Source
I've never been canoeing before, but I imagine there must be just a few
simple heuristics you have to remember...
Yes, don't fall out, and don't hit rocks.