If you store boxes in your attic you will make it ideal for mice.
Catching mice in attic.
Use traps to.
Lethal traps on the other hand catch and kill the mice instantly.
But the best strategy of all is to not even trap the mice at all.
Seal all of the entry points.
Mice run along boxes with one side brushing against them.
The use of a one way exclusion door is usually the best the easiest and the most humane method.
Dipping a cotton ball in the oil placing the cotton balls in strategic locations replacing the cotton balls 1 2 times per week.
This is mostly done in a painless and quick way.
Mice are timid creatures that prefer locations that have lots of safe places to hide.
Carefully examine your entire house.
Trapping mice in the attic.
And they love to chew their way into boxes.
Snap traps and electronic house mouse traps are commonly used for killing mice.
One way exclusion funnels are also useful in removing mice from your attic.
Mount traps to the entry exit holes or set cage traps bolted on the roof in the shade.
Bait a humane rodent trap available online and at most home depot stores with cheese or peanut butter and set it in your attic.
Once you have identified potential entrance holes or gaps you can seal these up.
Even an empty attic is ideal for these timid critters.
Remember do not set cage traps inside the attic.
Check the trap daily and relocate the mice you catch several miles away from your house.
They hide in the gaps between boxes.
The trap must be big enough to catch the mice or they will escape.