Promoted Tweets: Twitters Advertising Model Announced
Twitter announces its first phase of integrating advertising into the twitter network with Promoted Tweets which will show up at the top of search results.
twitter advertising
SponsoredTweets Lets You Make Some Money with Twitter
I have tried many programs to earn some side income and SponsoredTweets is the most respectable one I have found when trying to monetize your twitter account.