If no one does this they take it to mean that no one likes them.
You just greet people and chat to them, but expect them to take it from there Another unintentionally passive strategy is to say 'hi' to people, and exchange some quick pleasantries, but do nothing beyond that.
You may get invited to a movie you only half want to see, or someone might call you up on Friday evening as you're about to relax and start a movie, asking if you want to go out.
As such, don't get too discouraged if they're not knocking down the door to hang out with you a day after you met them.
You ask them if they want do something, they agree, and you set a time and place.
If I don't like the experience, how can I delete my account? A missing piece of the puzzle for many lonely people is that they have plenty of opportunities to make friends, but they don't take enough initiative to actively build a social circle for themselves.