How can I avoid job scams?

(1) Never give construction personal bank account, PayPal or credit card numbers to an construction employer. (2) Do not transfer money and retain a portion of the payment. (3) Never forward, transfer or "wire" money to an construction employer.(4) Don't divulge private information such as a copy of your driver's license, passport or Social Security number.(5) Do not re-ship products.(6) Don't partake in cross-border action. (7) Research the prospective construction employer.