Why can't I do certain things?
New users/
Inactive member are somewhat limited for safety reasons. As you participate here, you'll gain the trust of the community, become a full PHCitizen, and those limitations will automatically be removed.
Established members are members that have a few extra features because they contributed something useful to this site. It's actually not hard to become an established member, but it does require some minimal effort.
Basic requirements:
- User has posted at least 30 post
- User has been registered for at least 30 days
- Maintain 5 post every 30 days period to keep your account on Established Group.
- Distinct Username Color
- Time limit on editing own posts = 10 minutes
- Maximum mention alerts per message = 5
Personal conversations
- Time limit on editing own messages (minutes) = 5
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Additional features for Established Members
- Time limit on editing/deleting own posts = Unlimited
- Edit thread title by self
- Delete post by self
- Upload attachments to posts
- Bypass spam check
- Maximum mention alerts per message = 20
Tags
- Manage tags by others in own thread
Avatar Permission
- Upload an avatar
- Maximum avatar image file size = 100kb
Signature Option
Personal conversations
- Can Start personal conversations
- Edit own messages
- Time limit on editing own messages (minutes) = 20
- Maximum conversation recipients = 20
Profile Post Permissions
- Post new profile posts
- Edit profile posts by self
- Delete profile posts by self
Shoutbox
- Use persistent message color
- Edit/Delete own shout messages
...and much more to reveal 
PH