Now that you are somewhat familiar with the features of Catalog configuration objects, you will create several objects of this type. They will describe the catalogs available in your database.
Since your company, Jack of All Trades, provides household appliance services, you obviously need to create a certain number of lists for keeping the records.
First of all, you need a list of company employees who provide the services.
You also need a list of customers.
Then, you need a list of services provided by your company, and a list of materials that can be consumed while providing the services. Finally, you need a list of warehouses where Jack of All Trades stores materials.
Let us start with the simplest things: the employee list and the customer list. The first goal is the customer list.