How to tell a spammer/bot from a real person?

Ray: How to tell a spammer/bot from a real person?
If someone you don’t know adds you on Facebook. How to tell if she is a bot or a real person? She has only 11 friends and they are all in my network.

Answers and Views:

Answer by Sarah
spammers are always dirty smelly pakis that say ‘dear you may see instylez’

Answer by Connor
Well, usually you can tell by just asking it a question only a human could understand, but why keep it on your contacts anyways? It could be some creepy perv or something! uuuuugh!

Answer by Red R
You can’t “spam bots” are sometimes real people

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