For years, people looking to turn unwanted furniture into a few extra bucks have posted on sites such as Facebook Marketplace, eBay and Craigslist. But recently, the market has gotten more crowded ...

I'm buying used furniture when I can after learning we toss out more than 12 million tons of it each year. I prefer Facebook to Craigslist or eBay.

Tons of office furniture ends up in landfills, and it's getting worse as workplaces go remote. Companies like Green Standards and Reseat sell, recycle, or donate the unwanted furniture instead.