“Facility for child care” or “child care facility” means any person, group of persons, agency, association, organization, corporation, institution, center, or group, whether established for gain or otherwise, who or which receives or arranges for care or placement of one or more children, unrelated to the operator of the facility, apart from the parents, with or without the transfer of the right of custody in any facility as defined in this Act, established and maintained for the care of children. “Child care facility” includes a relative, as defined in Section 2.17 of this Act, who is licensed as a foster family home under Section 4 of this Act.