A local law firm has retained your legal investigative services to serve process on Joe Smith, a U.S. citizen who lives and works for Hertz Car Rental in Panama City, Panama. The law firm has been awarded judgment in the amount of $80,000 from Joe Smith in a landlord/tenant dispute. Mr. Smith breached his commercial lease in Houston, TX, which resulted in the $80,000 judgment. What is the most cost-effective method of serving process on Mr. Smith in Panama City. Explain what books you would use in your investigation and list potential costs that you would incur for this project.