I have submit articles to some article sites,and now i saw some of them have a PR,but i don't know what effect they have?Is it just get several external links?
actualy you wright the article about your own niche, and if ur article have PR its mean the links in that article pointing to ur site have a worth for you actual site. its good start fot ur good place in SE.
Links within articles will help your website ranking if used the right targeted anchor text and those links are Dofollow
Article submission in good article directories, always helps in getting good rankings in SE and brings some good useful traffic from those article directories. Provided you have to use the correct anchor text to link your site and submit informative article.
high pr sites will help you to rank higher in google. quality backlinks means more traffic and more traffic = more money.
You should continue to promote your site through article marketing, and you pr and your traffic will improve over time.
You get free incoming links to your website with your own choice anchor text on proper landing pages of your website. Mainly, This increase serps rank and you also get traffic from those article directories.
The traffic one can gain from article sites are very minimal, the main benefit is getting keyword targeted anchor texts to your site for SERP.
Article submission is a great source of back link. By submitting articles, you gain link as well as promoting your site at the same time. With these strategies, there is a huge chance for traffic to be converted into leads or sales.
By linking your site within the article that you've submitted using your targeted keywords as anchor text will help your site improved rankings for a specific keywords.
Article submission is an enormous resource of back link. You are submit your site in "dofollow" article site is really helpful to increase your site.