How to Close Your DMs on Twitter to Prevent Spam

How to DM on Twitter: Direct Messaging 101

Twitter's New DMs: How They Work and Why You Should Care

Twitter changed DM settings of everyone that blocks messages from anyone who hasn't paid for Blue : r/assholedesign

How do I open my Twitter DM to all my followers? - Web Applications Stack Exchange

Money mules: Sketchy job offers flood Twitter, Science

Twitter to limit DMs for these accounts? Check details - Hindustan Times

Twitter is limiting the number of DMs unverified users can send

Twitter has 3 separate DM inboxes. Find your missing direct messages here.

How to Use Twitter Direct Messages for Customer Service : Social Media Examiner