Hover over Social in the left menu and click on Forums
On the right side of your screen, click New Topic in the forums menu to create your own thread
This will open the new topic menu, where you can write your post
Choose a clear and descriptive name for your topic. Be sure to follow our community policies
Click the dropdown labeled General Chess Discussion to see the full list of forum areas. Select the one that best matches your topic to reach the right audience
When your post is all typed up and ready to go, click Post to share it with the world!
You can find all your forum topics by clicking on My Topics under the Forum menu on the right side of the Forums page.
Check out these articles to better your post: How do I use the advanced editor tools? and How do I put a game or puzzle in a forum post?