This document discusses different types of costing methods used in accounting including job costing, batch costing, contract costing, process costing, and service or operating costing. Job costing tracks costs for individual customer orders that are short term. Batch costing tracks costs for similar products manufactured in batches. Contract costing is a type of job costing used for long term customer orders like construction projects. Process costing is used for continuous production industries like manufacturing. Service or operating costing tracks costs for service providing organizations.