Yes new article is necessary because most target is category so i prefer to created a guest posts for new time.....
Yes afcourse. You always need new article to post on your blog because all search engines and people love fresh content. Even search engines also pay more attention on fresh content.
The guest posting is really a great way to build a great online reputation. There are some reasons. 1. To Make Relationships With Other Websites Every one needs good contents. When you make a guest post for another blog, you are actually providing a great value to that blog, means making good relationships. These contents are also posted and discussed greatly on social media. So you get more traffic from other blogs and their used social media, means a great reputation. 2. Guest posting helps to get indexed on Google fast In guest posting, a bank link is also created and with the passage of time, such backlinks provide you great value for very long time. These backlinks are also created naturally and Google loves organic SEO methods. 3. Guest posting introduces you to new communities Most bloggers make hard efforts to get noticed by highly ranked online communities. By Guest posting, you also get some parts of efforts done by other bloggers. So you get more that you do. Good luck to your guest posting.
Google always prefer Unique Content !!!!!! So try to make fresh one instead of editing old One (Articles)!!!