#2
Does it hurt? Because if not, congratulations, youve just found your modal voice!But seriously, i think that if it doesnt hurt, its pretty normal.
#3
More than anything else, you should be feeling the vibrations at the front of your face.

However, that said, there should always be a mixture of head and chest resonance, so both places should be producing vibrations.

CT
Could I get some more talent in the monitors, please?

I know it sounds crazy, but try to learn to inhale your voice. www.thebelcantotechnique.com

Chris is the king of relating music things to other objects in real life.