Well im not exactly sure of how to do it but i know one thing is cirtain. that is your polar alignment has to be dead eye d1ck! and i mean spot on, because if it isn't then its a pointless affair.
From my understanding you have to calibrate your scope or do a bit of math to be able to calibrate it. There is a whole heap of things that make it not easy for a drag and drop setup a Permanent mount makes life easy.
good luck (start saving for the goto
)