Twitter #Thatsafrican and #thingsdarkiessay hashtags after users complained that they found the hashtags offensive. There are allegations that Twitter removed #NaMOinHyd from the trending list and added an Indian National Congress-sponsored hashtag. There are numerous tools for adding content, monitoring content and conversations including Twitter's own TweetDeck, Salesforce.com, HootSuite, and Twitterfeed.com. , fewer than half of tweets posted were posted using the web user interface with most users using third-party applications (based on an analysis of 500 million tweets by Sysomos). In June 2009, after being criticized by Kanye West and sued by Tony La Russa over unauthorized accounts run by
Twitter usage way for politicians to advertise via the site, through "politically flavored" promoted tweets; they are marked with a purple icon. Candidates and political committees are also able to pay Twitter for Promoted Accounts and Promoted Trends. As of September 2011, “About 85 U.S. Senators use Twitter, and 360 members of the House of Representatives also have accounts. The vast majority of state governors—42 of 50—are on Twitter, too. And of course, all the current major presidential contenders are using the microblogging service.” In August 2012, "National Journal" listed "Ten Republicans to Follow on Twitter". In the 2012 Presidential election after