A:AnswerI haven't not been oversea but I would say YES. That is the whole purpose of having these camera, being able to watch your house during vacation.
A:AnswerYes, if you want to keep videos. The price varies depending on your preference. It is $3 per month or $30 per year for each device or $10 per montn or $100 per year for unlimited devices.
A:AnswerThe camaras have motion detector. It alerts me when my toddlers moving in their cribs. So it will alert you when your parents wake up at night. I can also speak to them through camaras.
A:AnswerThere is a white cover on the base that snaps off and the part that connects to the camera is magnetic, take the screws that came in the box and attach the base to the wall, thread the wire through the middle of the white cover and snap it in place to hold the cable, then use the second mounting location on the camera to allow it to face out.