1) Best way for leveling — Toward the Future (TTF) and Ultima -> Toward the Future (TTFU). Then, when you rich Episode 2 on Ultimate (100 or 110/120 lvl), would be nice get access to CCA (you can host CCA room), else connect for CCA room of other people. (Can help with CCA unlocking/ttf leveling)
2) Read this and you can farm free PD (you can buy some good stuff for Photon Drops)
3) Sometimes GMs create room with free meseta
So, you can write me in PM, i can give to you some usefull stuff (techs, weapons, armor, meseta)
4) Read this
https://www.phantasystaronline.net/forum/index.php?/tool-box/commands/
and this
5) Unfortunately, Easter Event has ended. But on July will start Summer Event, where you can farm very and very good.
About server regular events