Https://uassafety.ucmerced.edu/sites/g/files/ufvvjh1866/f/webform/callassistancehow_do_i_contact_comcast_about_unwanted_emails_.pdf https://uassafety.ucmerced.edu/sites/g/files/ufvvjh1866/f/webform/callassistancehow_do_i_contact_comcast_about_unwanted_emails_.pdf