It's Easy -- click the relevant button on either the forum or topic screens. You may need to register before you can post a message. The facilities available to you are listed at the bottom of the forum and topic screens (the You can post new topics, You can vote in polls, etc. list)
After log in, you can make a post to this forum. Make sure your first post in a Newbies Section. This section need you to introduce yourself.
HOW TO MAKE A POST :
1. Log on
2. Click on the Index you want to post
3. Click on New Post.
4. Create a title of post (make sure your title long enough)
5. Start type your post
6. Click preview to preview your post
7. If Satisfied Click SEND and your post will appear on the forum
8. DONE!...