i have a forum www.an-security.info if i post articles in bookmarking sites did google and other robots will crawl my site more and index it , so the question here is ,if i submit articles in google will my site will be more indexed or something like that
the answer is yes. If you submit it to social bookmarking websites, then you will get some backlinks which will bring the crawler more quickly to your website.
Socail book marking sites will give you good traffic, there are many social book marking site but here are the top ones list http://seo-search-engine-optimizations.blogspot.com/2009/03/top-social-bookmarking-site.html
Yes social bookmarking site helpful to index or you can do one more thing, first submit your article in article site once your article approved than Bookmark that approved article link so you will get double benefit.