Everything you want to know about the Jobs functionality can be found in the Dynamics NAV Help file by navigating to Jobs | Resource Planning.
This module is typically used for companies that deal with long and drawn-out projects. The project can be long government contracts, a plan to deliver a series of products over a period of time, or even a construction company. Whether we're building a house or building the New York subway system, we would set up a job, or a series of jobs, to keep track of it.
In a nutshell, here are some of the benefits of using Jobs in Dynamics NAV:
Keep track of sales and cost of a long project for all activities
Allows you to create project plans and look at estimated cost versus the actual cost
Accrue WIP and recognize the revenue and cost to the General Ledger accordingly
A couple of key points to keep in mind regarding Jobs are as follows: