how do mate ive been doing cameras for the last 8 years for a security company you would need to get ya self a half tidy dvr with an inbuilt cd burner mate as if its only the hard drive only tipe if anyhting happens and the old bill takes the drive ya efcked till it comes back at least if youve got a burner you can do 2 copy's one for your self and one for old bill but def put time and date on them both in perminant marker. i never advise peeps to just use mation record as you could have some one snooping over the wall or just poking head around gate havea recky of the joint so i would allways