I think that it would help Klal Yisroel if EVERYBODY became a shadchan. Honestly, other than having a pile of pink index cards and blue index cards as your “database”, what kind of higher education is required here? Shidduchim come about from some highly unlikely meetings – often at weddings, but I’m not getting into the whole mixed seating thing.
Seriously, people, the only way to get a track record going is to just keep trying. Obviously you have to have a theory as to why these 2 ppl might click… but at the end of the day, just try it. You never know.