Rewording proposed by #10

versions/1.0.0-Draft.md

@@ -2,7 +2,7 @@
 
 **SLA4OAI** is an open source standard for describing SLA in APIs.
 
-Based on the standards proposed by the [OpenAPI Initiative](https://openapis.org), SLA4OAI builds on top of the [OpenAPI Specification](https://openapis.org/specification) to add an optional profile for defining SLA (Service Level Agreements) over the APIs.
+Based on the standards proposed by the [OpenAPI Initiative](https://openapis.org), SLA4OAI builds on top of the [OpenAPI Specification](https://openapis.org/specification) by defining a specification extension that describes Service Level Agreements (SLAs) for APIs.
 
 This SLA definition in a neutral vendor flavor will allow fostering innovation in the area where APIs expose and documents its SLA,
 API Management tools can import and measure such key metrics and composed SLAs for composed services aggregated way in a standard way.