Matching algorithms...engagement of the app must be good if you want to sustain the business in long term.Take a dig a consumer behaviour and diversification of sexual behaviour. Currently the experience seems chaotic and after the specific preferences people seem erratic. Sex is good, meeting is good but not at the stake of safety..drug promotion is at its peak as well..icons must be examined thoroughly...Final suggestion consider similarities among folks coz..dating sites are where people are most vulnerable in a safe and unsafe manner...