Zappos

So here's the thing about Zappos-it's basically the company that proved you could sell shoes online and not have it be a total disaster. Back in 1999, when founder Nick Swinmurn couldn't find the right pair of Airwalks at his local mall, he had this wild idea: what if people could just order shoes from home? Sounds obvious now, but remember, this was when most folks were still nervous about typing their credit card numbers into a website.

And honestly? They kind of nailed it. By 2008, Zappos hit $1 billion in annual sales, which is pretty impressive for a company that started by selling footwear through a computer screen. But the real genius wasn't just the shoes-it was how they treated customers. While other online retailers were nickel-and-diming people with shipping fees and 30-day return windows, Zappos went the opposite direction. Free shipping both ways. A 365-day return policy (though that's recently changed to 60 days for most items). Customer service reps available 24/7 who actually seemed happy to help.

The company culture thing became almost legendary. They even debuted at No. 23 on Fortune's Top 100 Companies to Work For in 2009. CEO Tony Hsieh wrote a whole book about it called "Delivering Happiness," and suddenly business schools everywhere were studying Zappos like it was some kind of retail unicorn.

Then Amazon came knocking. In July 2009, Amazon announced it would buy Zappos for $940 million in a stock and cash deal. People worried the quirky culture would disappear, but Zappos has largely kept its identity intact. The headquarters in downtown Las Vegas is housed in a renovated city hall building with over 276,000 square feet of creative spaces, complete with a coffee shop, yoga studio, fitness center, games, a rooftop deck, and a green backyard area.

These days, Zappos isn't just about shoes anymore. They've expanded into clothing, handbags, accessories-pretty much anything you'd wear. They currently showcase products from over 1,000 clothing and shoe brands. And they've gotten serious about inclusivity too, launching Zappos Adaptive in 2017 for customers with physical or sensory disabilities, even selling single shoes after pressure from disability activist groups.

The return policy is still generous, though not quite as wild as it used to be. You've got 60 days to return most items, and they have to be unworn and in original packaging. But here's the kicker-return shipping is still free, and you can drop stuff off at UPS or even Whole Foods without a box or label. Just show them a QR code on your phone and you're done.

Notice how Zappos never really advertises like crazy? They don't need to. Their whole strategy has been to make the experience so good that people just tell their friends. And apparently, it works. When you call customer service, you're not navigating some nightmare phone tree-you're talking to an actual human who has the authority to solve your problem. Revolutionary, right?