If you think that allowing your partner to sleep around or bring in another person is a way of saving your marriage. you are preparing yourself for a divorce. If you truly love someone that thought won't even cross your mind. What has become of the human race. if you want to save your marriage fight for each other dont give up. The divorce rate is so high because people stop fighting they just give up. if Love is fucking around to keep things right. Then ill rather not have love.
People that think there is nothing wrong to allow your partner while in a relationship or marriage to have sex or share each other with someone else. Im sorry there must be huge fault. This is not normal it is sick.