diff --git a/README.md b/README.md
index 5029b912b2fdffd802654fed0a1eb0092223b6e0..5bed55089f578c13d5ac57a84e61dd8416e891aa 100644
--- a/README.md
+++ b/README.md
@@ -25,22 +25,22 @@ Current version of OpenCAPIF SDK is compatible with following publicly available
OpenCAPIF SDK brings a set of functions to integrate with the 5G Core's function CAPIF, as defined in [3GPP Technical Specification (TS) 29.222 V18.5.0 Common API Framework for 3GPP Northbound APIs](https://www.etsi.org/deliver/etsi_ts/129200_129299/129222/18.05.00_60/ts_129222v180500p.pdf). This section shows the mapping between the Python functions available in this SDK and the CAPIF OpenAPI APIs defined the reference standard:
-| **CAPIF API** | **OpenCAPIF SDK function** |
-|-------------------------------------------------|-------------------------------------------------------------|
-| onboardedInvokers (POST) | onboard_invoker() |
-| onboardedInvokers (PUT) | update_invoker() |
-| onboardedInvokers (DELETE) | offboard_invoker() |
-| registrations (POST) | onboard_provider() |
-| registrations (PUT) | update_provider() |
-| registrations (DELETE) | offboard_provider() |
-| allServiceAPIs (GET) | discover() |
-| trustedInvokers (PUT//POST) | discover() |
-| securities/{securityId}/token | get_tokens() |
-| service-apis (POST) | publish_services() |
-| service-apis (DELETE) | unpublish_service() |
-| service-apis (PUT) | update_service() |
-| service-apis (GET) | get_service() |
-| service-apis (GET) | get_all_services() |
+| **CAPIF API** | **OpenCAPIF SDK function** | **Description** |
+|-------------------------------------------------|-------------------------------------------------------------|-------------------------------------------------------------|
+| onboardedInvokers (POST) | onboard_invoker() | Registers a new invoker. |
+| onboardedInvokers (PUT) | update_invoker() | Updates an existing invoker. |
+| onboardedInvokers (DELETE) | offboard_invoker() | Deletes an invoker. |
+| registrations (POST) | onboard_provider() | Registers a new service provider. |
+| registrations (PUT) | update_provider() | Updates a service provider's registration. |
+| registrations (DELETE) | offboard_provider() | Deletes a service provider's registration. |
+| allServiceAPIs (GET) | discover() | Retrieves a list of all available service APIs. |
+| trustedInvokers (PUT//POST) | discover() | Registers or updates trusted invokers. |
+| securities/{securityId}/token (GET) | get_tokens() | Retrieves a security token for a specific `securityId`. |
+| service-apis (POST) | publish_services() | Registers a new service API into the system. |
+| service-apis (DELETE) | unpublish_service() | Deletes a service API from the system. |
+| service-apis (PUT) | update_service() | Updates the details of an existing service API. |
+| service-apis (GET) | get_service() | Retrieves the details of a specific service API. |
+| service-apis (GET) | get_all_services() | Retrieves a list of all available service APIs. |
NOTE: Above mentioned CAPIF APIs are defined in these 3GPP references:
diff --git a/doc/sdk-usage.md b/doc/sdk-usage.md
index 94da16b46f3f1bd66e969893300a1e128b958476..144dfbc447c04dd34eae2aa27adb9b82d8d76cab 100644
--- a/doc/sdk-usage.md
+++ b/doc/sdk-usage.md
@@ -2,7 +2,7 @@
OpenCAPIF SDK implements this set of features to easily integrate an application with CAPIF NF either manually or integrating SDK library directly within app code.
-Before usage it's needed to have completed the [prerequirements](./sdk-prerequirements.md) section, the [installation](./sdk-installation.md) section and the selected parts of the [configuration](./sdk-configuration.md) section.
+Before using it, it is required to have fullfiled the [prerequirements](./sdk-prerequirements.md) section, the [installation](./sdk-installation.md) section and the selected parts of the [configuration](./sdk-configuration.md) depending on the CAPIF role the NetApp is going to play.
