Why am I receiving strange or unfamiliar emails?

Check the email sender and the link/url before opening or clicking it.
Check if the email looks like it was written by a person you know, such as if it includes specific details or references not available to the public.
Check the language usage and grammar.
Check if the sender's email address is included in your contacts/address book.
Check if the email is asking for your personal or financial information.
Have an updated anti-virus software installed and running.
Keep your computer and software up-to-date.