Which one of these elements is NOT part of an endorsement?

An endorsement is an amendment to an insurance policy that modifies the coverage, terms, or conditions of the policy. For something to be considered an endorsement, it typically must be in writing, as this ensures that there is a formal record of the changes being made. Endorsements generally involve adjustments to coverage, which may include adding, deleting, or modifying coverage to suit the policyholder's needs.

The point about requiring an additional premium for expanded coverage is also relevant because many endorsements result in changes that could lead to a premium adjustment, reflecting the increased or decreased risk associated with the new coverage terms.

In contrast, endorsements are not designed to be tools for canceling a policy. While they can change the terms of a policy, they do not themselves serve as methods for termination. This distinguishes the correct answer: it highlights that canceling a policy typically involves a different process and is not a function of an endorsement. Therefore, option B is indeed an element that is not part of an endorsement.