They will give full safety and operational instructions when you purchase a bike or just simply go in with questions. Organized rides are left to volunteers. Look up the Sacramento wheelmen or cycle Folsom. They have dozens of organized rides every week.
No idea. Why don't you just call them and ask directly? Wouldn't that be the simplest solution?
Not sure, REI does offer different classes at their locations from time to time.
they offer classes for kids on how to ride a bike and other classes for adults as well
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