Can You Name the Best Practice Used to Create these Re-Builds?

Now it's time to see if you're able to review a source page, then take a look at the re-built page and see if Y-O-U can identify the best practices and guidelines for app selection and layout that improved the page's appearance.

Take a look at the following re-built pages, along with their source pages (listed at the bottom of each page).

What best practice recommendations are you able to identify?