So you always wanted to insert a special character, but you didn't know how. Well there are three way in doing this. Whichever way you choose, you have to star all special character (entities) with an ampersand (&) and end with a semicolon (;)

• Using character notation. For example, &copy is the entity for the copyright symbol. Character notation to indicate entities is one of the rare parts of HTML that is case-sensitive.
• Using decimal notation. The decimal representation of a copyright symbol is ©
• Using Hex notation. The copyright symbol in this case is © (A9 in hexadecimal notation equals 169 in the decimal system). All hex numbers are preceded by a lowercase x

Here is a table of the most common special characters