These sure come in handy when you want to give someone a cyber-smooch or a wedgie from the dark depths of the ocean!
It depends on the person's preference of doing their actions.
When in IRC chats there's the "/me" command to do your actions.
Just type it in like this: /me your action here, and it will print out your name and the action you just did.
A lot of people out there have met their significant others through the computers and why shouldn't you?
There's just a few things to follow and to keep an eye on.