These are my number one tips for looking out for a newbie scammers.
1. Never ever go first
If the newbie asks you to go first don't because they are looking to get something valuable of you without paying you.
2. Lending section/loans
if the newbie asks you to send you bitcoins without collateral they are trying to trick you and 99% you will get scammed.
3. Newbie not using escrow
If you ask the newbie to use escrow and they say no then you will have a bad deal and chances are you will lose your bitcoins.
4.newbie is promoting a ico or fake bounty
if the newbie is promoting a ico or bounty and hasn't escrowed the funds with a trusted member then this could be a potential scam.
These are my own top 4 tips on newbie scammers or attempted scammers. if you have anymore tips you can reply below and I will try my best to add them on. But for all of you bitcoin members stay safe out there.