Update README.md

README.md

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+
 # DevExpress Presentation API Library – Get Started 
 
 This example creates a presentation with three slides and populates them with content.
@@ -19,6 +20,9 @@ This example creates a presentation with three slides and populates them with co
 ### Slide #3
 ![slide 3](media/gs-resulting-slide3.png)
 
+> [!Important]  
+> The Universal Subscription or an additional Office File API Subscription is required to use this example in production code. For pricing information, please refer to the [DevExpress Subscription](https://www.devexpress.com/Subscriptions/) page. 
+
 ## Implementation Details
 
 * Use the `Presentation()` parameterless constructor to create a new presentation. 
@@ -32,15 +36,15 @@ This example creates a presentation with three slides and populates them with co
     SlideMaster slideMaster = presentation.SlideMasters[0];
     ```
 
-* To create a slide, initialize `Slide` objects and add them to the `Presentation.Slides` collection. For each slide, specify the layout type in the `Slide` constructor parameters. In this example, slides get a predefined layout from a slide master. To obtain a layout from the `SlideMaster.Layouts`, you can call `Get` or `GetOrCreate` method.
+* To create a slide, initialize `Slide` objects and add them to the `Presentation.Slides` collection. For each slide, specify the layout type in the `Slide` constructor parameters. In this example, slides get a predefined layout from a slide master. To obtain a layout from the `SlideMaster.Layouts`, you can call the `Get` or `GetOrCreate` method.
 
     ```cs
     Slide slide1 = new Slide(slideMaster.Layouts.Get(SlideLayoutType.Title));
     //...
     presentation.Slides.Add(slide1);
     ```
 
-* Layouts adds placeholder shapes to slides. You can access placeholder shapes in `Slide.Shapes` collection to add desired content.
+* Layouts add placeholder shapes to slides. You can access placeholder shapes in the `Slide.Shapes` collection to add the desired content.
 
     ```cs
     Slide slide1 = new Slide(slideMaster.Layouts.Get(SlideLayoutType.Title));
@@ -73,7 +77,7 @@ This example creates a presentation with three slides and populates them with co
 
 ## Documentation
 
-- [Create Your First Presentation with DevExpress Presentation API Library](https://docs.devexpress.devx/OfficeFileAPI/405404/presentation-api/create-first-presentation)
+- [Create Your First Presentation with DevExpress Presentation API Library](https://docs.devexpress.com/OfficeFileAPI/405404/presentation-api/create-first-presentation)
 
 ## More Examples