First you have to register if you are not registered in the classified section. Registeration in the main forum does not give entry to the classified section.
If you are registered, look in the upper right corner of the window for a button noted as LOGIN. Click on this and enter your ID and Password. Once you are logged in you will see a button that says Place an Ad.
Let us know if it does not work.
Amateur Radio Operator (KE5DFR)|Full-Time! - 2012 6.7L Ford Crew Cab Dually -2013 HitchHiker Champagne 38RLRSB - Travel with one Standard Schnauzer and one small Timneh African Gray Parrot