A:Answerthe motion sensor will be triggered with any movement in the camera range. You can angle the camera to exclude what you don't want.
FYI these cameras require a paid monthly subscription to use this or record video. without it you can only play live video unsaved. The paid version also offers 'activity zones' that you can setup smaller than the camera view.
A:AnswerI have found the mounts to be fairly restrictive. I have two locations over doors where I cannot tilt the camera down far enough to achieve the best coverage.