I found out the tighter I make the mask the more it leaked. I think thee is a fine line between success and failure as far as tightness goes.
We have the same mask. Make it comfortable, head straight and looking forward. Should not feel any pressure points.
Only problem I have had is my nose itches.

I can't even open my mouth comfortably with a nasal mask. Not a mouth breather that I know of. The higher the pressure the harder it is to open I am guessing. I think I would have had problems with a full face mask, too cumbersome. I am also an active sleeper, go to sleep in one spot and wake up som...

Weird DME you are dealing with there. I am fortunate to have a local DME in network with a great tech. Latest equipment and talked to me about my preferences about a mask. I called all the DME's in the area and went with the one I felt comfortable with. Hand carried my prescription over to them from...

I have been on CPAP for 3 days and sleep like a baby.
I think with the right machine and mask you will too.
I have an Resmed airsense 10 with heated hose and humidifier
Resmed N-10 nasel mask. Very small and comfortable.
Pressure is 4-20.