Update oac-map-extensions.md

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Author: AlexanderHodicke

data-platform/analytics/oac-map-extensions/files/oac-map-extensions.md

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 # Introduction
 
-Oracle Analytics platform is a cloud native service that provides the capabilities required to address the entire analytics process including data ingestion and modelling, data preparation and enrichment, and visualization and collaboration, without compromising security and governance. Oracle Analytics Extensions expand and enhance your Oracle Analytics deployment with custom extensions to further your visualization capabilities.
+Oracle Analytics platform is a cloud native service that provides the capabilities required to address the entire analytics process including data ingestion and modeling, data preparation and enrichment, and visualization and collaboration, without compromising security and governance. Oracle Analytics Extensions expand and enhance your Oracle Analytics deployment with custom extensions to further your visualization capabilities.
 
 Map Extension functionality can be used by Oracle Analytics Cloud consumers and business intelligence analysts. 
 
@@ -20,20 +20,20 @@ In order to enable this solution, the following must be available:
 - JSON Files for different countries.
 
 ## Business Value
-The customer requirement to get their data columns been modelled to be displayed on maps. They can configure the map data, then can analyse the data in map views.
-Map views allow them to display data on maps in different formats and to interact with data. They can create maps to visualize data such as sales by city and country, products purchased in a specific region, and determine where you might need to add sales resources.
+The customer is required to get their data columns modeled to be displayed on maps. They can configure the map data and then analyze it in map views.
+Map views allow them to display data on maps in different formats and to interact with data. They can create maps to visualize data such as sales by city and country, and products purchased in a specific region, and determine where you might need to add sales resources.
 
 ## Use Case 
 
-When a custom map extension is used customer can visualize the data by countries/cities.
-The custom map extension add more value to the data by representing it from least to the most ranges in different colour and highlighting meaningful insights. This solution shows how custom maps can be updated in Oracle Analytics cloud and can be used in a map graph representing revenue by countries.
+When a custom map extension is used, customers can visualize the data by countries/cities.
+The custom map extension adds more value to the data by representing it from the least to the most ranges in different colors and highlighting meaningful insights. This solution shows how custom maps can be updated in the Oracle Analytics Cloud and used in a map graph representing revenue by country.
 
-The implemented solution satisfies below functional requirements like:
+The implemented solution satisfies below functional requirements:
 
 - Be able to do Revenue analysis.
 - Visualize sales data.
 - Drill down reports to sales by country and city.
-- Product purchased in specific region.
+- Product purchased in a specific region.
 - Insights to highlight turnover performance by country.
 - Represent Net profit by country/city.
 
@@ -46,7 +46,7 @@ The implemented solution satisfies below functional requirements like:
 
 Figure 1.  Representation of navigation for uploading custom map in Oracle Analytics Cloud.
 
-2.	Click Maps, click Map Layers and click Custom Map Layers.
+2.	Click Maps, click Map Layers, and click Custom Map Layers.
 
 ![Alt text](<images/Figure 2.png>)
 
@@ -71,10 +71,3 @@ Figure 4. Representation of adding uploaded custom Maps to the Analytics Report.
 
 
 Figure 5. Representation of Revenue Analysis within Europe.
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