Answer:

commonknowledge

AnswerCrossword Clue
COMMONKNOWLEDGEIt's no secret
COMMONKNOWLEDGEWhat everyone's aware of
COMMONKNOWLEDGESomething everyone's aware of
COMMONKNOWLEDGENobody's secret
COMMONKNOWLEDGETown planner's expertise?
COMMONKNOWLEDGESomething everybody is aware of
COMMONKNOWLEDGENo secret to anyone