If you wanna start  a class make a fourm about it including the following

  1. what are you training in (are you doing pyrokinesis,etc.)
  2. when are you available (3:00pm-9:00pm)
  3. how many students are you willing to teach.
  4. how long  will you  be training(basics - everything) 
  5. what class are you taking (noobs-intermediate)