To post a new Thread or Reply to Thread, you need to have a TruckAurBus Account. If you already have an Account with TruckAurBus, then you can Login to the Forum easily. But if you don't have any account, then you can easily create one in the Forum itself. 

All you have to do is click on the 'Register' or 'Login' links above on the right hand corner. 

As you click on the Register link, you'll reach the forum Registration page, where you can fill up a short form to create your account. 

After completing your Account registration (for new users), you can click on the 'Login' link (location above stated) to login into the forum. Alternatively, you can also login to your forum account from 'Facebook' as well.

Steps for Posting a Reply to thread(s)

After you have Logged in, you may browse through the forum, and can click on any forum thread, in which you want to post a thread or reply to one.

As you click on any forum, you'll reach to its sub-forums or the categories. After deciding, in which sub-forum or category you want to post, click on the category/sub-forum, to open its threads.

After opening a thread, you will see a link stating 'Reply to Thread', located just above & below the thread/post.

Clicking on 'Reply to Thread', will open up a writing box with writing tools. You can write, insert images, insert urls, etc. in the box. After you have written your matter, you can click on 'Post Quick Reply' button to post your reply.

Steps for Posting a Thread to any forum/sub-forum

After you have Logged in, you may browse throughout the forum, and can click on any forum/sub-forum, in which you want to post a Thread.

As you click on any forum, you'll reach to its sub-forums or the categories. There you'll find a link stating 'Post New Thread', located just above & below the threads.

Clicking on 'Post New Thread' link, will open up a writing box with writing tools. You can write, insert images, insert urls, etc. in the box. After you have written your matter, you have to click on 'Submit New Thread' button to post your message.