Despite the widespread perception that brick-and-mortar retail is on the decline, the numbers say otherwise. According to PricewaterhouseCoopers' (PwC) recent emerging trends survey, the long term growth rate for traditional retail sales has remained at a steady 4 – 4.5%. Although the industry is changing, the retail landscape is still strong. Here’s how it is changing, why it’s changing, and what to watch in 2018.