My first two jobs were McDonald's and Jack-in-the-Box. Pretty sure I've upgraded a bit.
I did learn ONE very powerful lesson about success by flipping burgers that has served me well in understanding it as a business owner and network marketer.
The Holy Grail of network marketing is duplication. McDonald's is the best in the world at duplication.
If you're group isn't duplicating, it's probably because you're not doing what McDonald's is doing.
The video explains it.