system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: How is it possible that you can order something on ebay for $3 without shipping payments?

How can they ship the item for less than 3 dollars. They dont even make 3 dollars profit so it has to be less than 3 dollars.
gpt
Usually it's coming from China. The Chinese government subsidizes parcels moving out of the country if its for the purpose if ecommerce, which makes international postal rates for Chinese sellers ridiculously low.