You'll be able to provide us with your address and VAT number when signing up for a Pro subscription to AnswerThePublic.
If you didn't add any details at the time or would like to change them, log in and go to the Account menu - change billing details, and add your address. To change your tax ID number, click on Change tax details.
Please note your tax ID number must have your country prefix letters (if applicable), followed by numbers with no spaces. For example, GB000000000.
Any changes will take effect from the next monthly invoice.