Twitter to Dormant Account Holders: Use ‘em or Lose ‘em

Usernames that have not been signed in for 6 months by Dec. 11 will be claimed

You have until Dec. 11 ... ChrisGorgio/iStock

Twitter is taking steps to clean up inactive accounts on its platform and make the usernames of those accounts available again. David Cohen is editor of Adweek's Social Pro Daily.