EasyTweets.com can track anything you want on twitter through SMS and E-mail alerts. It can also manage multiple twitter accounts in one login. This site allows the user to share their links quickly while browsing at the same time. 
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Shorten any link, add your own logo to the top frame and make money

 
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TwitPwr is a URL shortening service for Twitter. It goes beyond just providing short URLs by tracking the number of clicks that you drive via the Twitter API, and gives your account a Power Rating. 
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Simply put, it is a specially encoded link that lets you share your blog or website and other social items in every link you post on Twitter, in addition to the original site you want others to see. Every time you post a link on Twitter, TwitterSplitter shows a number of other items in a menu across the top, including links to your own blog or website, your Twitter Grade, your excellent taste in colors, your first name, & more coming! 
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Cloak and shorten your links ánd post them to Twitter instantly 
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