For example, customer site overlays can be created, and the navigational data can be analyzed to see what performs the best.

Filter expression length has been increased to 128 characters, which means developers can perform more complex queries with fewer requests to the API. This can save bandwidth and quota, according to Mihailovski. All of the changes to the Google Analytics API can be found at the public change log. This is periodically updated whenever changes are made to the API.