One of the biggest areas worth investing in next year will be personalization. In 2017, online and mobile shopping will be at an all-time high. As more and more consumers make the switch to performing the majority of their shopping on the web, competition among online retailers will only get more intense. To attract online shoppers to your ecommerce site (and to keep them coming back for more), you have to create a memorable experience for them every time they land on your site.