Google Webmaster Help

There are some useful video from  GoogleWebmasterHelp that we can watch to learn beside using Google Webmaster Tool

Here is one video that Matt Cutts answered the question “Are nofollow links worth getting? Or are they almost irrelevant?”

You can watch relevant video for other topic that you want to know more details

And here is video about Google does not use the keywords meta tag in web ranking.

Have a nice weekend