What does PS Form 1564-B primarily address?

PS Form 1564-B is specifically designed to provide information regarding hold mail and the days when a business is closed. This form is important for ensuring that postal services can efficiently manage and deliver mail for businesses that may not be operating on certain days or may have specific requests to hold mail for various reasons.

The relevance of this form lies in its role in facilitating communication between postal employees and businesses, enabling the postal service to maintain accurate records and fulfill customer service requests effectively. In the context of the other options, while route adjustments, employee evaluations, and logistics are critical components of postal operations, they are not the focus of PS Form 1564-B, which specifically deals with the aspects of mail holding and operational closures for businesses. This targeted function underscores the form's utility in addressing particular postal needs related to customer service management.