tricks to improve my pr???

For me, if you want your page rank improve or your rankings go up on search engines then I guess you need not a trick but to work hard looking and building quality links.

Having quality and relevant backlinks to your niche will help you to get high PR.
More high quality links and articles related

HI

Link exchange is the popular method of increasing page rank and generating maximum incoming traffic.
But i want to improve the traffic of my sites and wanna get good ranking in Google

Can anyone suggest any other means to get top 10 ranking in Google in short period of time.

Having quality and relevant backlinks to your niche will help you to get high PR.

Get quality backlinks for your website , through various submissions.