Use present tense, and write in 3rd person.
OOC questions or commentary should always use the ooc tag.
Inquisitor Doom says, "Remember to use bold text and quotes for dialogue!"
Hopefully no one forgets to use italics for thoughts, the inquisitor muses.
When it comes to die rolls, remember to include important mods that you are using, like power attack: [dice=Perception check, busy musing at -2]1d20 + 1[/dice]
Dice roller doesn't work in the campaign header, but you get the idea.
Language Formatting:
Ifrit is definitely Italian and it's pretty common for ifrits to throw in certain words of their own language, even when having a conversation in Common.
High Ifrit is Latin. I'm planning on using Vietnamese for Undine. Benthic would best be represented with Simplified Chinese. I wanted to do a Native American language for Oread, but let's keep it simple with something that's on Google translations - Zulu. Sedime is Afrikaans. Irish for Sylph. Welsh for Maker Script.
Arabic for Geni. Amharic for Eleme.