Predator proofing my rabbit hutch?

i have locks on each door and supposedly animal proof wireing/mesh on the run and living room. i didnt make it myself i bought it and its really stronge and hevy. i close the run at night so they stay in the bedroom. i also did this for my guinea pigs. is this good? any tips? somthing to deture them. should i put out a spot lite? tips please