Based on the PPGS 2.1 by Ken Cox, I have reviewed the Privacy Policy of myemailservice.com and assigned a grade based on the grading criteria.

Transparency (Clear and Complete): A (Blue) The myemailservice.com privacy policy is clear and concise. It outlines what information is collected, how it is used, and the conditions under which it is shared with third parties. The policy is easy to understand and does not use technical jargon.

User Control (Access, Deletion, and Changes): A (Blue) Myemailservice.com allows users to control their personal information, including the ability to delete their account and all associated data. Users are also able to modify their personal information through their account settings.

Third-party Sharing (Limits and Consent): A (Blue) The myemailservice.com privacy policy states that personal information and email content are not shared with third parties without explicit consent, except as required by law. The policy is clear on the circumstances under which personal information may be shared, and it is up to the user to decide whether to give consent.

Security Measures: A (Blue) Myemailservice.com takes data security seriously and uses industry-standard security measures to protect personal information and email content. The policy outlines the security measures in place, and the company acknowledges that no system is 100% secure.

Notification of Changes: A (Blue) The myemailservice.com privacy policy states that changes to the policy will be published on the website, and users will be notified of significant changes via email.

Readability: A (Blue) The myemailservice.com privacy policy is easy to read and written in plain language that an average 9th-grade student can understand.

Overall, based on the PPGS 2.1 criteria, I would give the myemailservice.com privacy policy an A (Blue) grade. The policy is transparent, gives users control over their personal information, limits third-party sharing, outlines security measures, provides clear notification of changes, and is easy to understand.

Regarding the business risks associated with sharing private data with myemailservice.com, the company appears to take data security seriously and has implemented industry-standard security measures. The policy also clearly states that personal information and email content will not be shared with third parties without explicit consent, except as required by law. While no system can guarantee 100% security, the steps taken by myemailservice.com to protect user data should help to mitigate the risks associated with sharing private data.