Lots of simple but good folk are cajoled into supporting him because of the incessant nonsense spewed by their peers with no sufficient retaliation.
Like it or not, most people aren't trained to argue or defend their positions like we are on these forums. They usually are doing whatever makes them look good in front of the peers and aren't willing to 'research' anything.
They will of course know your IP if you're not using a proxy and be able to attach a location to that IP, although it likely will not be exactly where you're located.