Originally Posted by koifish
Things that are simply understood between partners in a monogamous relation have to spoken aloud with poly. There's very little guessing what people want.
I don't know that things are necessarily understood between mono partners. I think a lot of assumptions get made, and while some of these may be correct, they aren't always. The difference is, when an assumption in a mono relationship backfires, it's affecting two people, not a whole network.