1. the broker is not regulated by the appropriate institutions. 2. lying about the location from where they are calling and refuseing to give an address for visits from customers. 3. transfer via sites like Bitcoin, Neteller, CashU, Payza, etc. 4. the name of the holder of the bank account does not match the name of the company. 5.The high leverage 6. as much trades as possible 7. various financial instruments 8. the welcome bonus 9. the social trading plans, trading robots and any trading scheme used to defraud traders. 10. signal seller