Flush is when the LPR adjuster screw is even with the front of the LPR Cap. Then turn it 1-2 turns in. Usually it is correct when you just start to see the threads in the Cap itself. I usually run mine flush to 1 turn in.
You gas up the marker, put on the gloves, strap on the mask, and walk onto the field, it doesn't matter that you failed a test, that your girlfriend broke up with you last nite or that you got a ticket on the way there, your world is right for the next couple hours, this is your heaven on earth live it love it Paintball 4 life