We are totally devastated with the havoc the mice did to our camper. We have never had issues until this year. The camper is parked at home, hooked up, and we frequently go in and out. The mice app...
I have found the best mouse trap, I got it at homedepot, its an electric chair for mice. I always had a problem catching them with PB or cheese and this thing works great. Once trapped just turn upside down and they just fall out.
Here is the trap: http://www.homedepot.com/p/Victor-Electronic-Rat-Trap-M240/100400789
Just tied one of these cubes in there. http://www.homedepot.com/p/Tomcat-Mouse-Killer-Refillable-Bait-Station-32-Count-23432/203011892