Fraud is intentional deception for gain. Phishing & Smishing is a fake email or message to get someone to provide personal/account information. Phishing & Smishing is something you have to see in your email or messages. Retail/Auction Fraud is when you buy something online and you don't get it or you get something else, so be careful what you buy online. Another important thing about fraud is "spam." Spam is something fake like a site or an ad on something for sale or free.
How to Avoid Fraud!
To avoid fraud you must not reply to emails with personal information, Research institutions, Look at customer ratings, and if something looks too good to be true... learn more about fraud!