Buying cheap clothing online can be satisfying, but it comes with not-so-hidden environmental costs. When designer Diarra Bousso was growing up in Senegal, her family bought and created new outfits for longevity rather than on impulse — an intention she carries forth in her fashion tech brand. Outlining three sustainable principles, including crowdsourcing designs and limiting excess inventory, Bousso shows it's possible to decrease waste while increasing profit — and shares how to apply this wisdom across the fashion industry.