1. No, there are enough quests and levequests that you don't have to do FATEs to unlock the dungeons.
3. Easter and Girls Day required no FATEs.
7. You can get ventures from daily quests and levequests. I don't do FATEs and I have dozens of ventures. I get too many seals from provisioning and supply missions.
8. Leveling chocobos through FATEs is purely your decision. I've never done this, and it gets leveled quite fine.
9. I get too many seals from provisioning and supply missions.

You had very few points and most of them are repetitive.

In other words, this another Atma complaint thread because that's probably the only one that can't be avoided.