diff --git a/yoti-sdk-api/src/main/java/com/yoti/api/client/DigitalIdentityClient.java b/yoti-sdk-api/src/main/java/com/yoti/api/client/DigitalIdentityClient.java
index 48c39fc9..2b3faa46 100644
--- a/yoti-sdk-api/src/main/java/com/yoti/api/client/DigitalIdentityClient.java
+++ b/yoti-sdk-api/src/main/java/com/yoti/api/client/DigitalIdentityClient.java
@@ -35,44 +35,36 @@ public class DigitalIdentityClient {
     }
 
     /**
-     * Create a sharing session to initiate a sharing process based on a policy
+     * Create a sharing session to initiate a sharing process based on a policy.
      *
-     * @param request Details of the request like policy, extensions and push notification for the application
      * @return ID, status and expiry of the newly created share session
-     * @throws DigitalIdentityException Thrown if the session creation is unsuccessful
      */
     public ShareSession createShareSession(ShareSessionRequest request) throws DigitalIdentityException {
         return identityService.createShareSession(sdkId, keyPair, request);
     }
 
     /**
-     * Retrieve the sharing session
+     * Retrieve the sharing session.
      *
-     * @param sessionId ID of the session to retrieve
      * @return ID, status and expiry of the share session
-     * @throws DigitalIdentityException Thrown if the session retrieval is unsuccessful
      */
     public ShareSession fetchShareSession(String sessionId) throws DigitalIdentityException {
         return identityService.fetchShareSession(sdkId, keyPair, sessionId);
     }
 
     /**
-     * Create a sharing session QR code to initiate a sharing process based on a policy
+     * Create a sharing session QR code to initiate a sharing process based on a policy.
      *
-     * @param sessionId Session ID the QR code will belong to
      * @return ID and URI of the newly created share session QR code
-     * @throws DigitalIdentityException Thrown if the QR code creation is unsuccessful
      */
     public ShareSessionQrCode createShareQrCode(String sessionId) throws DigitalIdentityException {
         return identityService.createShareQrCode(sdkId, keyPair, sessionId);
     }
 
     /**
-     * Retrieve the sharing session QR code
+     * Retrieve the sharing session QR code.
      *
-     * @param qrCodeId ID of the QR code to retrieve
      * @return The content of the share session QR code
-     * @throws DigitalIdentityException Thrown if the QR code retrieval is unsuccessful
      */
     public ShareSessionQrCode fetchShareQrCode(String qrCodeId) throws DigitalIdentityException {
         return identityService.fetchShareQrCode(sdkId, keyPair, qrCodeId);
@@ -83,9 +75,7 @@ public ShareSessionQrCode fetchShareQrCode(String qrCodeId) throws DigitalIdenti
      *
      * <p>A receipt will contain the shared user attributes.</p>
      *
-     * @param receiptId ID of the receipt
      * @return Shared user attributes
-     * @throws DigitalIdentityException Thrown if the receipt retrieval is unsuccessful
      */
     public Receipt fetchShareReceipt(String receiptId) throws DigitalIdentityException {
         return identityService.fetchShareReceipt(sdkId, keyPair, receiptId);
diff --git a/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAnchor.java b/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAnchor.java
index ed6c306f..86bf6845 100644
--- a/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAnchor.java
+++ b/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAnchor.java
@@ -1,5 +1,7 @@
 package com.yoti.api.client.identity.policy;
 
+import java.util.Objects;
+
 import com.yoti.validation.Validation;
 
 import com.fasterxml.jackson.annotation.JsonProperty;
@@ -25,6 +27,23 @@ public String getSubType() {
         return subType;
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+        WantedAnchor that = (WantedAnchor) o;
+        return Objects.equals(value, that.value) && Objects.equals(subType, that.subType);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(value, subType);
+    }
+
     public static Builder builder() {
         return new Builder();
     }
diff --git a/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAttribute.java b/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAttribute.java
index f59c895a..010b0dc0 100644
--- a/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAttribute.java
+++ b/yoti-sdk-api/src/main/java/com/yoti/api/client/identity/policy/WantedAttribute.java
@@ -54,6 +54,10 @@ public List<Constraint> getConstraints() {
         return constraints;
     }
 
+    public boolean hasConstraints() {
+        return !constraints.isEmpty();
+    }
+
     public static Builder builder() {
         return new Builder();
     }