What kind of code are therapists bound by in all areas of their work? Would it be in conformity to #1 to acknowledge a client outside a therapeutic setting?
Hello
Therapists are bound by confidentiality in all areas of their work.  It would violate the standard set by the APA for a therapist to acknowledge any client outside of a therapeutic setting.
salutation or greeting
Can your psychologist say hello to you while you are out at the supermarket?