STARTING LEVEL: state starting level here & probably end level if specified
CAMPAIGN SETTING: which universe are you gaming in
GENRE: Put in the base concept here. For instance it could be "Hometown Heroes"
ENVIRONMENT/AREA: The environment type could be urban, or dungeon or high seas & area refers to the actual in game area.
DISPOSITION: heroic adventure, exalted, valorous, vile, standard, mercanery, pirate etc etc.
SYNOPSIS
A general overview of the module goes here... Nothing in depth, just the stuff you're already going to tell players in the first opening session, plus any background info about where you want the heroes to have come from.
CHARACTER GENERATION RULES
DERIVED ATTRIBUTES: What roll system are you using & who do you trust to over see the rolls.
HIT POINTS: How are HP derived
RACES: What races you will and will not allow
CLASSESS: What classess you will and will not allow
VARIANTS: Do you allow racial or class variants & if so which ones
ALIGNMENTS: What part of the alignment spectrum are you allowing players to play.
ALLOWED BOOKS: What books are allowed
FAITHS & PANTHEONS: What gods you are allowing & any requirements you have for religious characters
BACKGROUND: General background, where you expect PC's to hail from, the amount of background one is expected to provide & general indication of intent by the DM for the type of game its going to be plot derived or character derived.
GENERAL DESIGN NOTES: A heads up about the type of game its going to be, including common themes or monster types. This stops someone from making a pirate in a desert game & stops someone building a dragon slayer in a game where the DM does not intend to use dragons.