Another thing that grinds my gears, since when did the word lose turn into loose? They're two completely different words, with two completely different meanings, that are also said differently.
You're really chappin' my ass if you think you're smart by using different yours and you're, or their there and they're, but still don't get them right. Do some research, learn some english. One might say they should change the english language, because you know what someone means when they say your. The english language shouldn't have to change because of your own inability to use it correctly. It may not matter on-line that much, but it will hurt you in a professional college or work setting.