Children cannot interact with other users outside their family or homeschool subscription. Children PII is not posted publicly. </p> <p> Parents or guardians subscribing to the family products will receive occasional emails with information about usage of the accounts, new features, product use recommendations, effectiveness and efficacy testing, backup schedules, survey and research participation invitation and more. An opt-out will be included at the bottom of promotional messaging. </p> <br> Children under Age 13: <p>