Function: Output comment wrapper.
Function: Check if current user can change post status i.e. private_post, moderate, closed.
Function: Check if a user can read post.
Function: Check if anonymous question posting is allowed.
Function: Check if a user can ask a question.
Function: Check if a user can answer on a question.
Method: Tag page layout.
Filter Hook: Allow adding custom email tags for new question notification.
Method: Send email to admin when new question is created.
Method: Send email after new answer.