Premium

Premium membership is $10 per year, which you can sign up for here. Members may cancel at any time and enjoy the remaining subscription.

Here's our current feature list for Premium users:

• Inbox Size: 500,000 private conversation messages
• Apply for Verification 
• Post "for sale" threads
• More bumps per day
• More threads per day
• Ban users from replying to your thread
• Delete anyone's posts in your thread
• Feedback Privacy: click here for a guide
• Last-Read Info: See when others read your conversation
• Last-Read Privacy: Hide your own last-read info
• Auto-Responders: Set automatic replies to conversations
• Can upload attachments to conversations
• Can use signatures
• Organize with conversation custom prefixes & filters
• Start conversation groups
• Kick others from conversation
• More conversation recipients
• Create "reply templates" to answer common questions
• Future additions, we're always adding features
• Feel free to request more in the meta forum!

Not bad for less than $1 per month. Compare Premium to our other usergroups here.