> Interpersonal Skills are behaviours that are used to interact with other people, to achieve certain goals.
Questions about the following subjects are on topic for this site:
using or understanding interpersonal interactions to resolve specific problems or prevent problems from occurring with a specific goal in mind. This includes interactions with family, friends, work/school associates, acquaintances or strangers (or anyone else).
the written and unwritten - but well-established and expected - rules or conventions of behavior in a specific setting (also called etiquette).