The uncontrolled expansion of the Internet led to even faster and larger growth of unwanted content capacity. Are you still sure that, typing ‘fishing accessories’ in any searcher, you’ll find the appliances for anglers? No one can be sure of that. Not these days, especially. How to ensure that we won’t see the people who prefer using fish different way to eating them? The best ways is to enable Url filtering . Adversaries of anti spam states that the restrictions might be selective and – as a consequence – used by several websites’ owners in a way profitable for them, not filter’s users. Adversaries stand also that Web filtering is too interfering. They used to remind harmless websites that have been blocked by a case or mistake. All these arguments aren’t completely groundless. There were a few widely-known give-aways, when web filters were being tested. Recent days filters are finished up and much more efficient, therefore most of mistakes have got eliminated. It’s not the only facility. What’s the most significant modification, today’s filters might be personally adjusted – it’s only a matter of user what sites he doesn’t want to see. Now he may personally set that, for example, he doesn’t want to see any type of pornography, but constructing a biological weapon doesn’t scare him at all.