1. If the email doesn't have the words "oko", then delete the email message or send it to Trash.
2. When my buddy navigated to https://security.google.com/settings/security/activity to see recent accesses to his account, there were two unauthorized accesses to his Gmail Account, one from Talahassee, Florida and the other from Atlanta, Georgia. I really hope that Google will investigate these hacks to their system and prosecute those that are engaging in this type of activity.