You are almost exactly where I was when I mandolized. I lurked here first, then bought a mando and joined the forum, then learned to play mostly off...
Well I should have provided full disclosure in that, at the time, I hadnt yet played an octave. So me saying it didnt do it for me really doesnt mean...
You're lucky to be in an area to find someone experienced in mandolin set ups. Around here the "experts" set up entry import guitars for the student...