These days most of the bloggers relay on
Twitter for link sharing, because it's simple, easy and even more powerful way to promote your blog.
Retweeting is key for sharing links in Twitter, Retweet is an art use to forward someones tweet(intresting and useful content) to all your followers on Twitter. While retweeting you need to give credit to original tweeter. If you RT someones link which impress some of you followers and retweeted again, this gains more value of confidence and value of the link shared.
2) Be First and Fresh - This key point holds more priority to get retweeted, always keep an eye news especially for breaking news and try to be first on sharing about it. This also includes phising, site attack, announcements. Lets take onging Wordpress attack, early bird who tweet on this attack had more chance to get retweeted.
3) Don’t Hesitate to Ask for Retweet - asking fellow followers to RT your link is not an bad idea, you can also add "please RT" an powerful word to your original tweet.
4) Tweet <140- yeah i too know Twitter let's you to tweet less than 140 char, am not insist on that point. The best practice is to keep your tweet short around 120 -127 characters maximum and remaining char can be used for retweeting with credit to original tweeter.
5) Display RT Button - RT button needs to included to your blog posts, this helps users to share your link is just few clicks. As mentioned earlier the number of RT defines the popularity of your content and fresn visitors can have more belief and confidance on the content.