# in front of a word or phrase. The number of number signs you use should correspond to the heading level. The created Headings appears as part of the TOC, showed in the right-hand sidebar.** before and after a word or phrase. To italicize text, add one asterisk * before and after a word or phrase. For strikethrough text, Add ~~ before and after a word or phrase.sup and sub tags to create superscript and subscript text.[Link text] and then follow it immediately with the URL in parentheses (Link).> in front of a paragraph. Blockquotes can contain multiple paragraphs. Add a > on the blank lines between the paragraphs.>> in front of the paragraph you want to nest.This is an example of a blockquote. Add the greater-than sign at the beginning of each line to quote multiple lines. Nest another blockquote within a blockquote.