For Business email, enter your email address and if you choose through phone, let us make sure that we enter the telephone number used while purchasing QuickBooks. Once done, click the Find license and product number button. Aside from that, you can also access or view your license by signing in to CAMPS.
You may also want to check out this article. It's all about finding important information in QuickBooks.
Please get here, or you can tap me on the shoulder if you need further assistance. I'll be around to respond to you as soon as possible. Take care, and enjoy your day!