You can also search out from the dofollow blog directories ther you can find many blogs..

Just type dropmylink.com. here you will get all type of blogs.

Use Firefox nodofollow plugins, it will help you to easily find dofollow and nofollow links of any webpage without need of coding.
See the article how to use firefox nodofollow extension :SNIP

one should do follow blog using toolbar..CommentLuv.

Go to Google search and type the do folllow blog list of your niche inluding keyword on it, there is lot of lists available over the internet.

scrapebox is a good way to find do-follow blogs but can any one use it ?

scrapebox software

Oh yes, scrapebox seems work.

If you want to find specific blogs that is related to your niche then you can add your keyword at the end and do a search like this
"notify me when new comments are added" YOUR KEYWORD HERE

Don't search for it. Just go and participate big blogs from your heart. Put your website name in the website field box. If you really participate in blog post then admin will allow your comment with your website link. Think of participating instead of finding dofollow blogs.

How To Download Free Scrapebox Links Sharing Plz

Do follow blogs are very important for SEO,And good information about this blog, and posted lot of do follow links, thanks for sharing here with us.