Put the file into any Pose folder (in the Libraries folder) and best to use a pumpkin seed rather than any cheese since the fers just nibble it on the trap.

Place baited trap in dark corner under an easily toppled beca of hydrochloric acid then lie awake at night with a baseball bat listening for the trap. Upon hearing trap grab baseball bat and hold ready to strike while approaching sprung trap in a menacing manner. Slowly look round the corner at the terrified rodent. On making eye contact tell it thatll learn ya for sneaking round in my house!.

Also be careful not to step on it. Yes I know its nonsense but I had a free afternoon (and night, and early AM,and)