Originally Posted by Nyx
It doesn't seem like a very fair thing to do, poly or not, to have sex with someone, then tell your partner later on....isn't that the same as cheating? But when I have asked him to keep me informed, he said sometimes the moment just comes up to have sex with someone and he wants to be open to that moment happening sometime in the future, and did I want him to call me at that moment and say "i'm about to have intercourse just thought you should know"..?
Poly is not an excuse to capitalize on every chance to fuck you can. Apparently that is how it works for him. Yes, that is cheating unless otherwise worked out in your boundaries. Move on is my advice. He's not polyamorous, he's polyfucking and you should find someone who fits for you.