Ключевые слова: app, application, business, change, changing, commerce, communication, computer, connecting, convert, difference, digital, ecommerce, estore, expand, grow, improvement, innovation, interactive, internet, like, marketing, o2o, offline, offline to online, online, online shopping, payment, products, promote, promotional, responsive, retail, retailer, sale, selling, shop, shopping, shopping cart, smartphone, solution, store, strategy, successful, technology, traditional, virtual, web, website,