I've fallen for a multi-level marketing company scam "job" before. I drove about 45 minutes away for nothing. It was only after the "interview" where they accept anyone who is a normal seeming human being. At least I can say I was only 21 years old.
Here's a good rant. There's a lot of stuff out there about about Vector Marketing sucking: http://www.youtube.com/watch?v=J5Drq6aYeV8
Also- Vector has fake email accounts that actually feature videos that they had kids make defending them:http://www.youtube.com/watch?v=n7Nmv3iN4QQ