Safty

Because it is mostly mental activity. There are many risks in a D/s involve like

- Physically or mentally abusive dominant partner

- Self hating subs

- Dominant partners who violate the trust in the relationship
             - Isolate the sub from society
             - Monetarily the sub

- Unstable Partner
             - Through act or threat of calling attention to the others
                                   - Privat life
                                   - Relationship