Yes it is better to do so. The ranger station is only manned from 9-11 am. Not high occupancy for Feb, so camping may be ok. But rentals for cabins and yurts reservations are required.
Best to yes
Yes, plan ahead and reserve early. All of the popular campgrounds fill up very fast, especially during holidays and summer.
Yes you should create a profile and keep looking for spots.
Depending on the season or holiday, it does fill quickly. They're sometimes booking out up to a year or more in advance during the high season and holidays.
Yes I would the campground fills up really quick
Thanks! Your answer is awaiting moderation.