The ads from the most important resources of social networking sites as Facebook or Twitter, the latter of which began experimenting with new direction property advertising on the list of the user's followers, and that angered users who pointed out that the new method bothersome to them.
And it is known that Twitter like other social networking sites since the competition adopted declarations on its website, and the network began experimenting with a new property where a number of users to advertisements on the user's list of followers.
And show targeted ads within the list of followers to account for company credit cards "MasterCard" and which alarmed some, note that Twitter did not provide any details.