This chapter was all about prettifying items. We learned about result types and display templates, what the different layers of display templates are, and how to style results in search-related web parts.
We finished the chapter off by creating two new display templates: an item display template based on the Two lines out of the box template and a new hover panel display template for the image display template.
Display templates are a powerful feature, and among its popular usages are adding a person's latest status updates whenever someone hovers over their result in the people search, showing the user's latest tweets based on their username, and so on. All of this can be achieved using display templates and a bit of JavaScript client object model.
In the next and final chapter we will discuss the all-important concept of Business Connectivity Services (BCS). Using BCS we can get content from external systems and have SharePoint index and search them. So, go get your SQL server ready...