Authorizing a landlord to impose an increased security deposit if a tenant operates or plans to operate a family child care home on the leased premises; prohibiting a landlord of certain residential rental property from prohibiting or unreasonably limiting the operation of a family child care home on the property; providing that landlords of certain residential rental property are immune from civil liability; authorizing a landlord to require a certain tenant to purchase a liability insurance policy; applying the Act prospectively; etc.