It's wise to avoid pyramid schemes.
Lacey has just been laid off from her job and is running low on money.
Lacey wants to do side work until she finds a new job.
Lacey decides to join Amazon's Mechanical Turk to make some money.
Lacey decides to join a sales group where you have to buy product from a superior before selling it.
Lacey makes some money and still has time to find a job.
Lacey can't sell enough product to make up for what she bought and ends up losing money.