Q: I need apple customer care email

If you go through this page:

https://getsupport.apple.com/

you'll end up on a page where you can chat with apple support, or request a call back.

United States

1-800-275-2273

iPhone
1-800-MY-IPHONE
(1-800-694-7466)

Education customers
Support: 1-800-800-2775
Sales: 1-800-780-5009

Enterprise
1-866-752-7753

Accessibility and assistive technology
1-877-204-3930

Or the way shown by Think Different is also good so you obtain a Case-ID for your issue and follow the progress of the case with the ID.

There is NO direct email contact - only the "triage" process via Contact Apple Support - which on rare occasions provides a way to email via a 'form' submission.

It would help to point you in the right direction if you would tell us what "certain issues" means