What must be provided along with a document if it does not have enough room for required information?

When a document lacks sufficient space for all required information, it is essential to provide page references within the document. This ensures that anyone reviewing the document can easily locate the supplemental information that may be necessary for understanding or verifying the contents of the document. Page references help create a clear connection between the main document and any additional information that may be relevant, enhancing the document's overall clarity and usability.

Using page references allows a seamless flow of information, making it easier for parties involved—such as title insurance producers or legal professionals—to navigate the document effectively. It directly addresses the need for completeness and accuracy in documentation, which is crucial in maintaining compliance with legal and industry standards.

The other options don't fulfill the same purpose as effectively; a separate cover page or a summary may not provide direct access to the necessary details, while an explanation of insufficient space might not offer a practical solution for the clarity needed in legal documents. Page references serve as a direct link to the relevant additional details, which is vital in the context of title insurance and real estate transactions.