This is a subject that we get asked and then have to answer so we are looking to answer this online.
What is a no follow link? rel=”nofollow”
A no follow link which is added to your website using
rel="nofollow" to a hyperlink will indicate to Google that the destination of that hyperlink should not be given power from the original website.
What is a me nofollow link? rel=”me nofollow”
This is basically the same as the nofollow but adds to Google the fact that this is actually your profile for example on Twitter.
Used by adding
It is important to understand where you can use the nofollow to keep your website safe and trusted by Google. In the video below Matt Cutts explains it clearly.