If you are using Friendly URLs in your website you must use Content Search Web Part to build content aggregations.
When working with content catalogs, if your visitors use an invalid URL, instead of seeing the Page Not Found page they will see an empty page.
When using the new Search Engines Optimization features provided with SharePoint 2013 the browser title for the particular page will replace all contents of the PageTitlePlaceHolder Content Place Holder. This is important to know particularly when building hierarchical titles.
New version of Mavention Explain Rank App for SharePoint has just been published in the Office Store. New in this release is the ability to compare the rank details of two search results to each other.
Curious why certain results are ranked higher than others? Wonder no more using the Mavention Explain Rank App for SharePoint.