EDUCATION TRAIN THE TRAINER
This is the most innocent of the lot, but that is also why it is the most dangerous. These are so-called companies that advertise that if you only sign up and use their system, you will mint money. Please do not fall for such schemes. They will pay you some money but then once trust is built, they will fleece your bank account. Remember that quick money scams are the surest and fastest way to lose all your money!
Conclusion: Whatever you do online, always remember that the internet is not a safe place. Treat it like you would treat any other business venture and bring up your guard. If you play it safe and check out the companies before committing, you will be able to guard yourself against losing money to crooks.