Writing a Adventure?

[rcaf_777]

I am currently trying to write two adventures

Is their a standard format that I should use?

If you have any other points pleas feel free

[Olefin]

for publication as possible official material with Marc Miller on Drivethrurpg.com or fan based?

[rcaf_777]

for publication as a possible official material with Marc Miller on Drivethrurpg.com

Yes I'm going for something pro looking