>Showing vulnerability is a way to develop rapport and connection with other people. Also a way for people to attack you. A vulnerability is always a weakness,

>Showing vulnerability is a way to develop rapport and connection with other people. Also a way for people to attack you. A vulnerability is always a weakness, it's the definition of vulnerability. You are talking about faking a vulnerability, a social technique so old that is in Sun Tsu's "The Art of War".