Fraud
Avoiding fraud
Fraud
Intentionally deception for gain. Fraud may mean they have a fake email. There is also retail and auction fraud. That means the fake exchange on an auction site. Sometimes when something seams really good it may be to good to be true.
Avoiding fraud
Do not reply to emails with personal info. It will show them that the email is active and it would make it worth more money. One way to avoid it is to look at costumers ratings or research institutoins.