my secondary delivery address is not valid
I can relate to the understanding that you're facing issues with your secondary delivery address not being valid. I apologize for the inconvenience this may have caused. To resolve this, please follow these steps:

1. Log in to your account.
2. Navigate to the 'My Account' or 'Profile' section.
3. Look for the 'Shipping Addresses' or similar option.
4. Select the option to edit your secondary delivery address.
5. Double-check the details entered for accuracy, including the street name, city, state, and postal code. Ensure that there are no typos or missing information.
6. Save the changes.

If you continue to encounter difficulties or if you need further assistance, please provide specific details about the error message or issue you're facing, and I'll be more than happy to assist you further. Our goal is to ensure that your secondary delivery address is updated correctly in our system.