Your keyword list should be a living document that you check and update at least once a month. Doing this will ensure that you are always doing keyword research and you will keep an eye on the keywords that are already ranking. Over the years I've seen webmasters and SEOs …

I think any reasonably curious and educated person can get into it but that's one of the dangerous things also because there's, you know, how do you know the information you're looking at is credible? The well-publicised Panda and Penguin updates have had a significant (and in my view, positive …