GM/Player Interactions, Part 1

The tabletop role playing experience is a collaborative one. That's a well-established fact. To properly collaborate, everyone at the table needs to be aware of the interactions at the table. I'm not talking about what NPCs the PCs know or how the Big Bad Villain interacts with their lieutenants and such. I'm talking about the "metagame" interactions that exist between the humans sitting at the table. This is a complex web as each player has a relationship with each other player and the GM. The more people you have at the table, the more complex this gets. I would hope everyone is friendly tow