Read the artical on bat infestion bats carry many diseases with rabies being the most common you should beware of any bats out during the daylight hours also bats that are not scared of humans they are most likely carrying the rabie virus as bats do there flying during the night time hours and they are also afraid of humans also to get rid of a bat problem you can set up what they call bat houses this will give the bats a safe alternative other than your home bat house article gives great detail on how to make a bat house and the best places to put them.