Social engineering has several methods such as: Phishing,Spearphishing,Whaling,Smishing,Impersonation,Spoofing,Baiting, Pretexting etc

PHISHING 

This is a type of social engineering often used to steal users data including login credentials and credit card number.It usually occurs when an attacker, masquerades as a trusted entity, dupes the user into opening an email containing a malicious URL . This can lead to the installation of malware .Verify every mail sent to you before clicking on any link attached to it.

How To Spot Phising Emails

1. Generic Greetings: The content of the emails are usually generic and not specific.
2. Spelling And Grammatical Errors: You will usually notice that some words, url links are misspelled. This is why, you need to cultivate the habit of going through your emails carefully.
3. They induce extreme emotions
4. Dangerous file attachments
5. They contain offers that are to good to be true
6. Misspelt Domain: E.g, https://nasum.gg.gov instead of https://nasims.gov.ng/login .
7. Request for sensitive information 
8. Inconsistency in email address,links and domain names.

In Summary, Look Before You Click.