Scammers in internet:
Internet scammers attempt to get private or banking information of an user.
They use fake profiles in social networks and attempt to involve you in various activities.
The customer should not trust their banking information (internet bank username or password, credit card information, account number) to anybody, especilly to internet acquaintances.
The user should not follow the links sent by unknown persons (this can be phishing).
The user should not open files sent by unknown persons (they can contain malware program).