1 Gross margin for a coffee shop is about 85%, with operating income averaging 2.5% of net sales. 2  The labor intensive nature of the coffee shop business places a premium on friendly, high energy teams which generate about $50,000 in annual revenue per worker.
The team at Amazon helped us put together a list of the most popular products with the most user reviews. Unsurprisingly, many of the top products are made by Amazon. But there are a lot of other cool tech gadgets, from headphones to hair straighteners, that sell like crazy on the platform. Here are the best-selling gadgets from Amazon.
The Amazon Echo is one of the most popular smart home devices on the market. (Photo: Amazon) Amazon Echo ($129.99, 28% off) The Echo is arguably the most popular smart home device on the market right now. And, of course, on Prime Day, you can get it for a songâ$130 song.