It took me and my dad a long time to convince her to let me set up a bat house.
Bats really are great.
They eat more insects in one night than any kind of bug zapper you can get. Bats are found all over so anyone can attract bats. They are afraid of you and don't bite either. To attract bats it is best to build a bat box. Some tips about bat boxes are put the box in a tree with very few branches and leaves, and be patient it takes a while for bats to find their new home.