Why do you buy forums signature links?

I'd like to read your opinion about forums sig links, SEO & traffic

 

I havent in the past.

 

Mostly targetted traffic. If your site is new, putting it up on your signature will get it indexed.

 

yea, you get lots of backlinks from here and many other forums

which increases sites popularity

 

Google regularly be index your signature link at any forum sites.

 

traffic and for seo

 

For traffic

 

Mostly traffic and its great to get a new site indexed quickly.