1. Make sure you are ready enough to date the third person. Before dating the third person, you should clear about the difference between threesome dating and love affairs.
1. FFM relationship or MMF relationship. For couples who want to have a threesome dating, what kind of relationship do they prefer to? Have a discussion with your committed partner, and make an agreemet on your dating relationship.
2. Set boundaries before dating. If you don't want to ruin your committed relationship, you should set certain boundaries before meeting the third person for dating.