These warning messages 4 has the authority to develop to avoid fraud. These can be found by following safe from fraud.
1. Develop your own account and the account balance pin numbers do not tell anyone.
II speaks on the phone to send money back to anyone who wants to make a mistake if you have doubts, check account balance.
3-any false hopes of winning the lottery instigation, not of any transaction.
4- heard somebody on the phone just will not confirm the identity of the person, do not dial any number or direction, do not send money.