you cant
send an email back saying stop.
If it is sent, then it is gone. You may have a second to stop an email, but after that, it is not possible to stop it. At this stage, it is gone.
Just say stop sending me emails!
delete your account... deactivate it..
block the contact or send an email telling them to stop sending spam
The best way to stop spam from getting into email is to install spam blocking software. This can be purchased at electronics stores, or downloaded from websites.
To effectively stop spam emails, stop posting your email on public forums and don't post your email on websites. Stay away from certain sites and stay away from certain software programs. Use your spam blocking tools. Report Spam. Use disposable email address when you are in doubt about whether to share your email address with a site.
Email the Company Mobilenobo on mobilenobo.ie@ccsupport.biz and tell them to stop.
change password, change security question, change back-up email address.
Go to your settings and click on email. There should be boxes you can check off to stop emails.
phishing
you stop being a lazy crackhead and look for it