a lot of times, just look at the email address and it wont be a legit one and that should be a pretty good sign that something is up
Scam Alert
Today I opened my email, and I saw PayPal logo , with the Greetings of my first name Hi Bon , thank you for your order , I noticed they put $808.98 amount paid for coin USD , I don’t remember buying coin, called the number starts 252, they answerered PayPal, they pretend to cancel the transaction if I will follow their instructions,, meaning I have to go the site they told to recover the payment, Suddenly I realize that’s not how PayPal does it .And I hang up, Beware..