Dec. 18 (UPI) \u2014<\/span> Twitter announced a new policy that prohibits users from using the platform to advertise their profiles on competing sites Sunday.<\/p>\n This includes competitors such as Facebook, Instagram and Mastodon, an emerging alternative to Twitter that became popular when Musk took over the company.\n<\/p>\n<\/article>\n \u201cSpecifically, we will remove accounts created solely for the purpose of promoting other social platforms and content that contains links or usernames for the following platforms: Facebook, Instagram, Mastodon, Truth Social, Tribel, Nostr and Post,\u201d Twitter Support<\/a> tweeted.<\/p>\n Many users pledged to leave Twitter at several points under Musk\u2019s ownership, including after the suspensions of journalists.\n<\/p>\n Twitter will continue to allow paid advertisements and promotion of the aforementioned platforms.<\/p>\n Twitter banned another notable journalist while the platform cracks down on those critical of CEO Elon Musk.<\/p>\n Washington Post reporter Taylor Lorenz was suspended from Twitter after posing a question to Musk about a story she was working on with colleague Drew Harwell. Musk tweeted<\/a> that the suspension is temporary and was done due to alleged \u201cdoxxing.\u201d He did not specify when this occurred.\n<\/p>\n