HOW DO I DELETE FROM PC AND KEEP ON ZUNE

i need HEEEEEELLLLP! MY IMA SELL THIS SHIT BUT I DONT WANNa.    basically i wanna download alot of songs from limewire put them on my zune then delete them from my computer so my computer wont run slow. but i wanna keep the songs on my zune is that possible???????????????!!!!!!!!!!!!!!!!!!!

u have to download some thingie that will reset your user acc and afterwards when u plug in your zune it will ask you if u want to connect as a guest. im not exactly sure  of the name of the tool but if u look for it somewhere else google it cus this place sux seems like no one really answers anything  but yea i do remmember something involbin the words zune reset tool if u look really hard you will find it try also searching under keywords turn off autosync, sign up as guest zune software ect. but there is a way  i did it you can