List by Message Number Instead of listing all of the messages by Thread , you can also List by Message Number and get a list of messages in chronological order instead. There is more information on Listing by Message Number at the top of this page. Compose Composes a new message to the current forum. This is the name of the Thread . A Thread is a group of messages in a forum that all have the same topic.
Threads can either contain just one, or dozens of messages.
Number of Messages 4 Number of messages in the Thread . The more messages that are in a Thread the more likely that it is that the Thread contains valuable information or a good discussion.