Website optimization is the process of using controlled experimentation to improve a website’s ability to drive business goals.| Optimizely
Online marketing is the practice of leveraging web-based channels to spread a message about a company’s products to its potential customers.| Optimizely
A unique selling point (USP), also called a unique selling proposition, is the essence of what makes your product or service better than competitors.| Optimizely
Social proof in a marketing context is evidence that other people have purchased and found value in a product or service offered by a business.| Optimizely