Final answer:
To store information about the preferred contact hours of a customer, create a custom field called 'Preferred Contact Hours' and set it as a 'Text' type.
Step-by-step explanation:
In order to store information about the preferred contact hours of a customer, you can create a custom field called 'Preferred Contact Hours' and set it as a 'Text' type. This allows the customer to enter their preferred contact hours in a free-text format.