status meanings-R-us (Status meaning list) :
online-open to chat
away- self explanitory
busy- I'm doing something non-steam and don't want to be desterbed
looking to play(LTP)- Most likely to be used when I'm looking for co-op partners for games, inquire on game
looking to trade- not planned on being used
in-game- playing something, and will chat slower/not at all (I want to play my game after all)

Please note I can forget to change my status, so don't be afraid to try messaging me even IF I have a diffent status then online/LTP

also note that I have the right to vanish at times