Hello Royal
You have Posted this help request in what is called a thread. The threads name is paul-sabrinas-cheap-144v-motor-controller. The purpose of a Thread is to keep a single train of thought on a specific topic which for this thread is the controller.
If you wanted to respond to a message in this “Thread” then you would “Post a Reply”.
If you wanted to start your own “Thread” that has nothing to do with this thread then you would use the “New Thread” and your posts would then show in your own thread.
Get it?
Cyrus