Im looking into upgrading my current alarm system. After all the snowing and cold wheather in chicago, i decided that i want a remote started. I dont know to much about this stuff. What kind of alarm system should i buy. I would like to spend 150 at the most on the whole set up. I was thinking of buying this http://chicago.craigslist.org/chc/ele/244601773.html. Let me what you guys thing. Btw anyone selling their set up let me know.