Here are 6 tips for those people who like to know their way around Facebook.
Underline or bold a chat message:
You can underline or bold any chat message by either adding a * or an _ to the beginning and end of a chat message.
Bold Message –> *Bold Message*
Underline Message –> _Underline Message_
Using more than 420 words in a status update:
You can easily overcome the 420 word limit of status updates. All you have to do is upload a picture and then you can write without any limitations: