Buy stuff used

This helps you Keep cost of living lowKeep cost of living low
A low cost of living is a way to Increase optionality since you won't urgently need to consume resources as they come your way. It makes it easier to Earn enough to save.

It also requires ...
and Minimize your plastic consumptionMinimize your plastic consumption
You'll always be consuming some, since Every place on earth has unsafe levels of plastic in the rainwater.

But you can reduce your consumption, and you should, because at least according to on...
.

It reduces demand for new stuff, which in a perfect world would mean less resource extraction and pollution.

It's also a way to Avoid giving money to people, organizations, or causes you hate (if you can help it)Avoid giving money to people, organizations, or causes you hate (if you can help it)
"There's no ethical consumption under capitalism" IDK maybe? But there's buying food from a company that underpays its workers while dumping chemicals into a river, and there's buying food from an ...
, since most of the default producers of most products are the same handful of shitty mega corporations.

(It's always possible that the guy who sells you used headphones on eBay might is a nazi, but it's okay to Assume the best about people and the worst about organizationsAssume the best about people and the worst about organizations
It may be true that 1 in 20 people is a sociopath, but that means the other 19 aren't!

They would probably help you in an emergency, and if they sometimes act like jerks, well, most of us do. Some...
).