Terminology
From Ephinea PSO Wiki
Creating this page and just gonna start dumping some stuff on it
S>, B>, or PC>: "Selling," "Buying," or "Price check," with regards to player trades.
PD: 
Photon Drop
PC: Photon Crystal
PS: Photon Sphere
PH: Photon Hoard
Twins: 
Mylla & Youlla
