The $300M button serves as a keystone of the value of User Experience (UX) in web design. For those less familiar, this case study reflects how a simple change – in this case, adding a “Check out as guest” option to an e-checkout process – can result in a huge impact to the bottom line. Simply put, not forcing someone to register in order to check out solved a major usability hurdle and user obstacle which resulted in a $300 million increase in revenue in a single year. (more…)