Hi Everyone, I managed to get in touch with Yahoo staff and resolve the issue with the emails and notifications should be back. If you feel like disabling email notifications, you can do it via your Preference settings. Click the upper right Gear icon > Edit Profile > Right side Menu > Notification Preferences.
Other Migration Topic
Other migration topics that doesn't fall to above. Topics specifics to other visas, Citizenship or other special visas can be discussed here.