Poshmark opened a Wholesale Portal in 2015 to differentiate its business from the competitive online consignment space. It was a savvy business move, but feelings among sellers haven't been entirely positive.

As the resale market continues to grow, companies like The RealReal are identifying innovative ways to partner with celebrities cleaning out their closets — including, most recently, Lena Dunham.

Gucci is continuing to push the boundaries of the traditionally buttoned-up luxury fashion industry by again tapping the expertise of independent artists in its latest campaign.

Amazon is aggressively trying to win over wary fashion brands, with convenience-optimized perks like Prime Wardrobe and Echo Look. The catch: Brands have to be wholesale partners, not third-party sellers, to participate in them.

Luxury menswear has historically played second fiddle to womenswear, but the industry is showing vast gains that point to cultural shifts in the way men dress and experiment with style. The menswear market is estimated to be valued at $33 billion by 2020, an increase of 14 percent from 2015.

With Bouchra Jarrar leaving Lanvin, the revolving door of designers who are out at luxury brands after just a few seasons shows no signs of slowing down. At the center of it: a soured relationship between the creative and business sides of the brand.

Shopify’s product drop app Frenzy is expanding into luxury fashion in time for the forthcoming New York Fashion Week: Men’s with the aim of accelerating the already breakneck pace of see-now-buy-now.

Though the women's plus-size market has continued to make strides over the past year — sales rose by 6 percent in 2016, up to $21.4 billion — the men’s plus-size industry remains stifled.

Eric Korman, CEO and founder of the direct-to-consumer, sustainable perfume brand Phlur, joined the Glossy Podcast to share what he's learned about the opaque fragrance industry and supply chain, and how he created a company for the modern consumer.