User modes allow you to configure a number of things while on IRC. You can use them to specify how easy it will be for other people to find you, what kind of information the IRC server should pass on to you, etc. They are also commonly referred to as umodes. Modes are generally set through the /mode command. /mode nickname +/- mode(s) Examples: /mode PeanutButterLover +iws/mode PeanutButterLover -k/mode PeanutButterLover +i-s You can only change your own user modes: therefore, the nickname will always stand for the nick that you are using at the time. 3.1 +i +i is also known as the invisible mode. While it does not actually make you invisible on IRC, it can make you quite a bit more difficult to find. To put it briefly, the invisible...