Hi, I have recently purchased Orion-80 ED APO on Sirius EQ-G GO-TO mount

. I am planning to take long exposure photos of moon.
Q1: Does anyone is aware; this mount supports Guiding? or i have to buy additional accessories?
If yes, Which one? I have laptop with stellerium software. Will it help?
Q2: I have Canon EOS-300 (Rebel) SLR camera with the 58mm diameter lens, Which i am planning to use for astro photography. Which adapter i have t o buy to connect this camera to the orion scope?
Q3: For south east melbourne area; any advise on polar alignment? Which angle?
Thanks