HTML

http://lorelleteaches.com/2012/01/06/the-10-html-tags-you-must-know-to-blog/

The most commonly used HTML tags in the post content area are:

1. Anchor Link Tag link
2. Image Tag 
3. Headings 

   ,

   ,

   ,

4. Paragraph Text here
5. Bold  not  and Italic  not
6. Lists 
   and
7. Blockquote 

   and

8. Line Break 

9. Horizontal Line 

   ---

10. Code 

     and