Welcome to SaleHoo! May I know what training video are you trying to access? We have several so kindly specify which one so we can help you out accordingly.
To start a new thread (make a new post), click on the category that best fits the topic you are going to post about, such as Starting out Importing, and then click on the green Start a New Topic button at the top right.
Enter a short title for your post in the subject line and put your question/comment in the large box.
Check the "subscribe to this topic" box if you want to be emailed every time someone replies to your post.
When you are ready to send your post to the forum, scroll down and click the Post button.
Hope this helps! Talks soon :)