diff --git a/README.md b/README.md
index 7b9e94b..55a3d27 100644
--- a/README.md
+++ b/README.md
@@ -12,8 +12,6 @@ This action deletes versions of a package from [GitHub Packages](https://github.
 * Delete version(s) of a package that is hosted in a different repo than the one executing the workflow
 * Delete a single version
 * Delete multiple versions
-
-
 * Delete specific version(s)
 
 # Usage
@@ -70,6 +68,18 @@ This action deletes versions of a package from [GitHub Packages](https://github.
   token:
 ```
 
+# Valid Input Combinations
+
+`owner`, `repo`, `package-name` and `token` can be used with the following combinations in a workflow - 
+
+  - `num-old-versions-to-delete`
+  - `min-versions-to-keep` 
+  - `delete-only-pre-release-versions`
+  - `ignore-versions`
+  - `num-old-versions-to-delete` + `ignore-versions`
+  - `min-versions-to-keep` + `ignore-versions`
+  - `min-versions-to-keep` + `delete-only-pre-release-versions`
+
 # Scenarios
 
   - [Delete all pre-release versions except y latest pre-release package versions](#delete-all-pre-release-versions-except-y-latest-pre-release-package-versions)