Even if you've never used a dating service, you've probably heard of Tinder. This app has become extremely popular because of its simple, yet ingenious approach to user feedback: you look through random photos of people, and if you like someone, you swipe to the right, if not - you swipe to the left. If you like someone, you swipe to the right, and if you don't, you swipe to the left. This solution
https://binerals.com/blog/how-to-design-a-dating-app removed the problem of first contact, when people, if they want to meet someone, are forced to be the first to contact, risking immediately or very quickly to get rejected for one reason or another (which is unpleasant and has a negative impact on self-esteem).