The distribution hasn't got a Changelog (named something like m/^chang(es?|log)|history$/i. A Changelog helps people decide if they want to upgrade to a new version.
Add a Changelog (best named 'Changes') to the distribution. It should list at least major changes implemented in newer versions.
This distribution is not required by another distribution by another author.
Convince / force / bribe another CPAN author to use this distribution.
Excellent. Your distribution passes all the experimental metrics.