I did not include Relationship Anarchy (RA) or solo-polyamory in this diagram of non-monogamy. The reason for excluding RA is that it is a philosophical approach to relationships, applicable to any relationship orientation, whether monogamy, non-monogamy, or soloamory. The second reason I didn’t list RA in the non-monogamy diagram is that some RAs reject all relationship labels. They believe that labels like polyamory or girlfriend box people in, creating assumptions and expectations. The reason