How to provide buyers neccessary information to create website user without violating Fiverr ToS?

[duongvu98]

Hi guys, according to Fiverr Terms of Services, I can not provider buyer email information. However, my buyer want to create an user account in Shopify store for me for further working, it requires an email. How can I legally provide him with it, or any other ways for buyer can create a Shopify admin user account without an email?