Guest posting is a method used by bloggers to increase blog traffic where bloggers write posts to be published on other bloggers' blogs. These posts are called guestposts. Guest posting can work in one of two ways: - You write a post to appear on another person's blog - Another person writes a post to appear on your blog Both are very important for you to approach a wide audience base. It helps you in building your reputation and generating traffic for your blog. The technique helps you with link building if your guest post includes 1-2 dofollow links to your web-pages (as anchor text).
Make it simple, guest posting mean you posting article on other people site and get backlink point to your site
Guest Posting is more than writing a blog post for some other blog, it has got many benefits, which can improve your image as a blogger and also help you promote your own blog by reaching out to communities established by these blogs.
its content to your website who have benefits to the 2 websites. Content to you and links to the other
Well i would mention one important point here that is the guest post can be either paid or non paid. It is always advised that you take guest post from the relevant site only, if possible. If you do so you will probably get some good seo benefits and relevant traffic from the post, it will also increase reputation of your site.