Partners & world.
Interlining, codeshares, joint ventures, alliances, the AI carriers, and world rules.
Interlining
How interline agreements let passengers connect between two airlines' networks, and how revenue is shared.
Codeshares
How codeshare agreements put your brand on a partner's metal, and how the prorate slider splits the money.
Joint ventures & alliances
How revenue-pooling joint ventures work, and how alliance charters, admission votes, and member politics play out.
AI carriers
What computer-run airlines do, the personalities behind them, and why they play by exactly your rules.
World config basics
Every world runs its own rulebook: what varies between worlds, which optional systems may be on or off, and where to check before you commit.
Correspondence
How to write letters to other airlines, attach a deal on file, and what the mail room will and will not carry.