hey bro, welcome to the forum, always good to see amother PA rider,
to respond to threads already started, at the bottom of each thread will be an empty white box, type your response there, and hit "post quick reply"
to start your own thread, go to the main page here, scroll down and find the topic your poat or question best fits in, if your unsure, post in the "miscelaneous" section,
open that section, on the top right you'll see a tab that says "thread tools", click it and clicl "start new thread" name it, then type your intro, question, whetever under it in the white bos, and click "post"
you won't be able to post in the "wanted" or "fpor sale section" till you have 300 posts and 6 months, or pay the $10 registration fee and have 30 posts