1. the stranger
2. the project
3. the acquaintance
4. the friend
5. the intimate

These are general levels of relationship and (wisely) dictate the quality of communication between individuals.

Mismatch the level of personal sharing and you risk either “casting your pearls before swine” ie. offering aspects of self that the recipient is not emotionally equipped to handle or at the other end risk failing to progress a relationship because of an unwillingness to trust.

It seems me to be about monitoring the exchange/flow of relationship…both head and heart.

There are a couple of special relationships that require consideration