There are so many options for buying prescription eyeglasses and sunglasses (and even contact lenses) online. But one of the ...

They've used the data collected from these tests to make educated decisions on new store locations, a hallmark of their expansion strategy. Storefront of Warby Parker's store in Union Square ...

Warby Parker was one of the original direct-to-consumer brands, but now, the eyeglass-maker’s sales are split about evenly between its more than 140 brick-and-mortar locations and its online store.

and helping provide eyeglasses to the developing world. With unicorn status — a valuation topping a billion dollars — Warby Parker is one of the biggest retail success stories in recent years.