Burberry has announced that it will be launching limited monthly product drops via Instagram. Following a branding overhaul, Burberry is showing a commitment to innovation, as it attempts to capture the youth market, using a marketing tool more closely associated with streetwear.

The resale market for streetwear has expanded from niche online communities to form a sizeable part of the $18 billion apparel resale industry. But who are the key players in this world? And what drives people to spend small fortunes to secure particular sneakers, t-shirts and hoodies?

Considered the most disruptive force to come into collision with the clothing industry this century, streetwear – and hype culture – has transformed fashion. With established brands now vying for a piece of the streetwear community, how has this sub-culture influenced modern fashion?

Luxury retail brand Farfetch has acquired high-end sneaker and streetwear marketplace, Stadium Goods. FarFetch's buyout signals how the luxury fashion world now converges with streetwear's, and how luxe shoppers in particular, expect hunting down rare or exclusive items to be far easier.