Use No Follow links
How to use No follow link in WordPress?
What is effect of no follow on SEO?
Does SEO improve by nofollow link
can I link to any site using no follow link
ref no follow is real Solution to nofollow link
There are many reasons Blogger use No follow link and it quite Obvious that this helps them in Ding some of the great THings as no one here use anything for Timepass Right? Ref: from Goolge
It help in SEO
You can Follow any Site and Get no clue of effect on YOur Blog of that Site
No claim or legacy of that site is depend on you