**By Whom Served.** When the sheriff has not made service within 5 days after receipt of process or when a return has been made certifying that the sheriff has been unable to make service, on motion of a party the court may appoint any person not a party over the age of majority, and residing within the state, to make service of process in the same manner as is required of sheriffs. Service of process in this manner must be proved like any other fact in the case.
**Personal Service, Individuals.** Domiciliary service is made when a proper officer leaves the citation or other process at the dwelling house or usual place of abode of the person to be served with a person of suitable age and discretion residing in the domiciliary establishment.
**Corporations.** Service of citation or other process on a domestic or foreign corporation is made by personal service on any one of its agents for service of process…
**Return of Service.** Service of process made by an individual this shall be proved like any other fact in the case. Any person who is a Louisiana licensed private investigator shall be presumed qualified to perform the duties required to make service.