Why can't I reply to or comment on some of the postings?

Postings/replies usually fail for one of the following reasons:

Ÿ    Some postings are locked, which means they cannot be replied to. You can see the "Locked topic" symbol at the end of locked promotions

Ÿ    Only moderators and/or authorized members can post and/or reply

Ÿ    The article or thread to which you are replying has been locked or deleted

Ÿ    Your current amount of Member Value Points is not sufficient to post/reply