Google Web Search has added to their organic search results a search results with locations called Places. It depends on Googles search algorithm whether organic results are shown or Places results with locations. In the Web Search result list both kinds can be mixed with each other and the number of each one is not given.
One possible search rule is most likely, the organic search results are used for the Places results and enhanced them. In this case the Top Searchrequests can be used for the choice of the categories in the Places account entries.
The categories in the Places account are analog to the meta description or HTML title.
After set and use the categories from the Top Searchrequests the Google activity slope is rising.
After set and use key words for the categories from the Top Searchrequests the Google activity slope is rising.