First email:
Thanks again for opening a TreasuryDirect account. We are having difficulty verifying the information you provided when opening your account. For your protection, please complete the Account Authorization form https://www.treasurydirect.gov/pdf/rs/acctauth.pdf and mail it to Treasury Retail Securities Site, P.O. Box 7015, Minneapolis, MN 55480-7015. A hold has been placed on your account that will prevent you from accessing your account. After we receive and approve the Account Authorization form, the hold on your account will be removed. When you log into your account, check the Investor InBox section of your Treasury Direct account for an important message.
To ensure continued delivery of TreasuryDirect related information to your inbox, please add the "From" address Treasury.Direct@fiscal.treasury.gov to your address book.
Second email
Dear ,
In an attempt to verify the bank information for your TreasuryDirect account,
we received a notice from your financial institution indicating there may be
a problem with the data you submitted.
Please check the Investor InBox section of your TreasuryDirect account
for more detailed information.
Thank you for using TreasuryDirect.