3. Blog-walking is visiting "blog" and don't forget to leave a "step" in that blog. (step is comment)
    Reason Why we have to "blog-walking"

• Sharing! as a media for Newbie and Professional blogger for sharing abut their blog. Newbie blogger can ask to Professional Blogger for help.
• Promotion! as a media for promote to other blogger. the Reader will visit our blog
• Increase comment in our post. so it will be rank up our blog and increase our traffic.