The CMS manual supplied in your training session will give you a detailed description of how to use the CMS editor and library. Please consult it if you are unsure of how to use the many tools available to you in the CMS editor. You can find the manual and other useful information on the CMS training web page. If in doubt you can submit a support ticket for assistance.
The CMS editor is a powerful tool. If used correctly it will help you create a well-structured web page. Follow the convention described in the CMS manual or see Formatting and structuring your content. For an outline of all the available options in the editor please read the attached .pdf CMS editor quick reference guide.