You always have the option to publish your post immediately when you think it's ready.
You can access the Post Now option the following ways:
- You can click on Post Now when initially creating a post
- You can click on Post Now after clicking Edit (pencil icon) in either your Drafts or Queue posts in the Pending Posts section
Clicking Preview will open a new window with the previewed post. Simply close that window to return to your post.
Your pop-up blocker must be disabled in order to see a preview of your post.