1: Astera has no quests: Astera has like, 3 quests and they're all of a high rank. This means that lower ranked members can't do any quests, and higher ranked ones have barely any. In addition, the event in Astera is almost over anyways.
2: Oak has a lot of quests: It has a lot of quests, what can I say?
3: Oak is close by: Really easy to travel to and all, as long as you're in Astera.
4: Oak is interesting: A lot of cool RP locations, such as the Majura Gallery which has a lot of cool paintings and has a nice dining area. The Majura Gallery is just super cool, and when we get to Oak we should all RP there together and not at that silly pub, though I guess the pub is like, okay and all, it's not nearly as good as the gallery.
5: Rise Up: Rise up