[chejazi]

> What Lisa (and anyone else with a professional responsibility to protect client privacy) need to do is to stop associating the phone number they give to clients with Facebook or other social media.

Understanding how Facebook connects different people might help prevent this from happening, but as Facebook's tech becomes more advanced/pervasive Facebook will need to provide an explicit feature to protect user privacy for situations like this. As it stands, the implications of sharing your phone number, location, etc are already far from explicit.