iTunes Store - Contact Us - Apple Support
How did you receive these invoices? By email? If yes, are you sure they are from Apple and not phishing emails.
iTunes Store - Contact Us - Apple Support
How did you receive these invoices? By email? If yes, are you sure they are from Apple and not phishing emails.
You could use the following articles to verify whether or not the charges are legitimate in the event that you received an email as well 🙂
Identify legitimate emails from the App Store or iTunes Store - Apple Support
Avoid phishing emails, fake 'virus' alerts, phony support calls, and other scams - Apple Support
billing question