Translation of unumgänglich

I left the smaller regions out. Do you think they are important? There are some terms that are specifically used in Ecuador. Let's leave it as it is now. Time will show us within a few days if we need them all or not.
I really value honest comments, and I am a believer that it is the only way that the social community system works, so as to know whom you can trust on both sides. Programmers did a great job if you were asking me.
I live in the center of Rome, but I prefer the outskirts. I don't love the center but the old part of the city is very charming. There are however a lot of advantages in the city, especially for young people.