Guest Posting is now one of the most useful technique to promote your blog, get free backlinks, extra traffic and permanent relevant links. Google count only quality links, that is why every one is trying to get only quality links. Guest Posting Advantages Backlinks:- This is all about backlinks, the more your blog is popular in term of Links. The higher will be ranking. Guest posting is the only possible way to get unlimited permanent and quality links. Traffic:- Of course you will get traffic. The more you write the more people will read your articles. If you write quality posts, you will get traffic. Disadvantages The only disadvantage of guest posting is that it need time. Writing for others will give you backlinks, but if you write for your own blog the you will get traffic for those articles. Now it depends on you, that you want to write guest posts or write for your own blog.