This is a great service – simply register a free account, sign in and set up alerts for any search phrases or keywords of interest to you.

For example, I’ve set it up so that if my name is mentioned, I get an email and can find out who is mentioning it and why. I’ve set up alerts for keyphrases relating to my industry and services, and some personal ones (come no, we all want to know when someone is Tweeting about Johnny Depp, right?)

They say: