Welcome to our forum.
You seem to have come upon a simple but life-changing revelation: Poly makes sense! At the moment you're single so you have a good opportunity to explore what this means in your life and relationships.
There's a lot of good material to read and study on this site, so dig in. Post your thoughts and questions as they come to you. There's a wealth of collective experience to draw from as you seek support, feedback, and perspective.
Glad to have you aboard, hope you will enjoy your stay here!
Love means never having to say, "Put down that meat cleaver!"