§2 A hermit is recognized by law as one dedicated to God in consecrated life if he or she publicly professes in the hands of the diocesan bishop the three evangelical counsels, confirmed by vow or other sacred bond, and observes a proper program of living under his direction.
Canon 603 §2 therefore lays down certain requirements for those who feel a vocation to the kind of eremitic life that is recognized by the Roman Catholic Church as one of the "other forms of consecrated life".
Another window looked out into the street or cemetery, enabling charitable neighbors to deliver food and other necessities.
Clients seeking the anchorite's advice might also use this window to consult him or her.
They tended to be sought out for spiritual advice and counsel.