Hello rexpotter,
Welcome to the NeuroTalk Support Groups.
Go to the main forum page for TBI/PCS below
http://neurotalk.psychcentral.com/forum92.html
Towards the top left of the page under where it says...
Traumatic Brain Injury and Post Concussion Syndrome For traumatic brain injury (TBI) and post concussion syndrome (PCS).
Find the New Thread button.
Click on that. Fill in the Title line. Write your message and Submit new thread.
There are various ways to do it.