ANSWER: This is possible but it is not of great concern to us as they can occupy our own houses while we are in them.  As long as you observe your athkar and recite the last two verses of Al Baqarah every night, they won’t be able to harm you. 

Read more

ANSWER: No problem in wiping over your shoes as long as you wore them in the state of wudu and they cover your whole foot including the ankles.

Read more