Whether you are an experienced rider or a complete newbie there is an abundance of educational avenues to explore.
International Snowmobile Manufacturer association has an abundance of safe riding information.
They can be found at https://snowmobile.org/snowmobiling-safety.html
A local training institute offers snowmobile safety courses that can be taken. XRentals will provide a discount for snowmobile renters taking this course.
They can be found at https://www.dexterinstitute.com/course/snowmobile-safety/