This site did not show evidence of storing passwords in plaintext.
This site does allow secured connections (https)
This site did show a clear way to unsubscribe from their emails
This site does verify your email address.
Below is a sample of the emails you can expect to receive when signed up to Accreditation.
Welcome and thank you for registering at Engaged Media LLC!
Your account has now been created and you can log in by using your email address and password by visiting our website or at the following URL:
Upon logging in, you will be able to access other services including reviewing past orders, printing invoices and editing your account information.
Engaged Media LLC