Update limitations.md (#193)

* Update limitations.md

* Update docs/src/user_guide/limitations.md

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

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Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

docs/src/user_guide/limitations.md

@@ -24,6 +24,17 @@ Description
 
 -->
 
+## Content in Source files
+
+SLYR will process and utilize any available content. If no content is present, SLYR will have nothing to convert.
+
+> **Workaround**
+>
+> To check if the content exists, open up the source file in its native software and check to see if the content is there.  
+
+- In this example, content exists only in the yellow folders. No content is illustrated as a white folder.  
+![Arcmap Style Manager](../images/style_arcmap.png)
+
 ## Graduated renderer
 
 SLYR cannot translate a QGIS "graduated renderer" to any comparable result in