To say that as long as everyone is being safe and honest there are no problems is very naive.I know you will not agree with her, but an interesting article from a marriage counselor with 18 plus years of experience has a good take on this subject:http://www.drkarenruskin.com/998/polyamory-loves-new-frontier-or-relationship-suicide/ Rwlawoffice Here is just a short list of the books on this subject