I didn't find the listing of 3 reasons -- only a video:
Muslim invaders do not hide and tell us their true goal: "It is Islamic duty of every Muslim living in West to destroy Western civilization and strive to establish Islamic law by any means necessary!"
That's reason enough! Unfortunately, I believe that radical Islamists are already here in number, just waiting to strike and perhaps soon or maybe even before Trump is sworn in. I'm praying not.