It doesn't have to be a handshake and a nod. Things can still be clearly written down. But formal contracts with consequences take it up a notch. And this isn't

It doesn't have to be a handshake and a nod. Things can still be clearly written down. But formal contracts with consequences take it up a notch. And this isn't about how you "conduct business"; that's a very business-oriented view of what's going on.