Adjust to review

Signed-off-by: Philipp Hugenroth <philipph@spotify.com>

docs/faq/product.md

@@ -6,7 +6,7 @@ description: Questions related to product and design.
 
 ### Can we call Backstage something different? So that it fits our company better?
 
-Yes, Backstage is just a open source framework for building your own developer portal. We
+Yes, Backstage is just a framework for building your own developer portal. We
 happen to call our internal version Backstage, as well, as a reference to our
 music roots. You can call your version whatever suits your team, company, or
 brand.

docs/features/software-catalog/index.md

@@ -132,7 +132,7 @@ in the catalog.
 
 ![screenshot of tools](https://backstage.io/assets/images/tabs-abfdf72185d3ceb1d92c4237f7f78809.png)
 
-The Backstage developer portal can be customized by incorporating
+Your Backstage developer portal can be customized by incorporating
 [existing open source plugins](https://github.com/backstage/backstage/tree/master/plugins),
 or by [building your own](../../plugins/index.md).
 

docs/references/glossary.md

@@ -27,7 +27,7 @@ A type of [OAuth flow](#oauth) used by confidential and public clients to get an
 
 ## Backstage
 
-1. A open source framework for creating and deploying [developer portals](#developer-portal), originally created at Spotify. Backstage is an incubation-stage open source project of the [Cloud Native Computing Foundation](#cloud-native-computing-foundation).
+1. An open source framework for creating and deploying [developer portals](#developer-portal), originally created at Spotify. Backstage is an incubation-stage open source project of the [Cloud Native Computing Foundation](#cloud-native-computing-foundation).
 
 2. [The Backstage Framework](#backstage-framework).