It's really simple. Just offer a part of you for sale and set the price. It can be your limbs, your organs, your memories, your character etc. etc. The next person who replies buys it and he offers a part of him to sell.
Got it memorized?
Okay, I'll start.
Sense of humour - 62 cents
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"There are no coincidences, only inevitables." ~ Yuuko Ichihara "It's not that it happened by chance. You just don't know the reason." ~ Me