Dip in the PR and traffic.

I need an advice on how to increase pr of the website.Its traffic has also seen some dip how can i fix both these problems.

For increasing traffic on your site you should use various techniques such as social bookmarking, blog commenting, forum posting etc. on do follow site. Do follow sites definitely increase traffic for your website.
And for increasing page rank of your site you should use directory submissions, article submission, classifieds, press release etc.. Just try it!

u need to do forum submission, social bookmarking and same like other thing,, but keep in mind just one thing when you write something in bookmarking, forums, blog posting, article submission etc your submitted material must be attractive to attract the customers to come to visit your site// then you will see the result and increasing ur pr...
thanks

Page rank of a site is mostly dependent on the quality back links, there are many other factors behind the page rank but high page rank back links are important.