diff --git a/contracts/examples/crop/CropProduct.sol b/contracts/examples/crop/CropProduct.sol
index d1f10292..d9a6880b 100644
--- a/contracts/examples/crop/CropProduct.sol
+++ b/contracts/examples/crop/CropProduct.sol
@@ -19,7 +19,7 @@ import {ReferralLib} from "../../type/Referral.sol";
 import {RiskId} from "../../type/RiskId.sol";
 import {RequestId} from "../../type/RequestId.sol";
 import {Seconds, SecondsLib} from "../../type/Seconds.sol";
-import {Str} from "../../type/String.sol";
+import {Str, StrLib} from "../../type/String.sol";
 import {Timestamp, TimestampLib} from "../../type/Timestamp.sol";
 import {UFixed, UFixedLib} from "../../type/UFixed.sol";
 
@@ -29,6 +29,9 @@ contract CropProduct is
     Product
 {
 
+    // Events
+    event LogCropPolicyCreated(NftId policyNftId);
+
     // Custom errors
     error ErrorInvalidId(string id);
     error ErrorRecordAlreadyExists(string id);
@@ -92,7 +95,6 @@ contract CropProduct is
     Str [] internal _crops;
 
     mapping(Str id => RiskId riskId) internal _riskId;
-    mapping(RiskId riskId => RequestId requestId) internal _requests;
 
     // GIF V3 specifics
     NftId internal _defaultBundleNftId;
@@ -274,6 +276,8 @@ contract CropProduct is
         _collectPremium(
             policyNftId, 
             TimestampLib.zero()); // keep activation timestamp
+        
+        emit LogCropPolicyCreated(policyNftId);
     }
 
 
@@ -358,6 +362,14 @@ contract CropProduct is
     function seasons() public view returns (Str [] memory) { return _seasons; }
     function crops() public view returns (Str [] memory) { return _crops; }
 
+    function getRiskId(Str id)
+        external
+        view
+        returns (RiskId riskId)
+    { 
+        return _riskId[id]; 
+    }
+
     function getRisk(RiskId riskId)
         public
         view
@@ -411,7 +423,13 @@ contract CropProduct is
         return sumInsuredAmount.multiplyWith(payoutFactor);
     }
 
-    function getRequestForRisk(RiskId riskId) public view returns (RequestId requestId) { return _requests[riskId]; }
+    function toStr(string memory str) public pure returns (Str) {
+        return StrLib.toStr(str);
+    }
+
+    function toString(Str str) public pure returns (string memory) {
+        return StrLib.toString(str);
+    }
 
     //--- internal functions ------------------------------------------------//
 
diff --git a/test/examples/crop/CropProduct.t.sol b/test/examples/crop/CropProduct.t.sol
index 05113c8f..1489bb0f 100644
--- a/test/examples/crop/CropProduct.t.sol
+++ b/test/examples/crop/CropProduct.t.sol
@@ -36,19 +36,15 @@ contract CropProductTest is CropBaseTest {
     }
 
 
-    function approveProductTokenHandler() public {
-        // approve flight product to buy policies
-        vm.startPrank(customer);
-        accountingToken.approve(
-            address(cropProduct.getTokenHandler()), 
-            accountingToken.balanceOf(customer));
-        vm.stopPrank();
+    function test_setUp() public {
+        assertEq(address(cropProduct), registry.getObjectAddress(cropProductNftId), "unexpected product address");
+        assertEq(address(cropProduct.getToken()), address(accountingToken), "unexpected token address");
     }
 
 
     function test_cropProductSetup() public {
         // GIVEN - setp from flight base test
-        approveProductTokenHandler();
+        _approveProductTokenHandler();
         
         _printAuthz(instance.getInstanceAdmin(), "instance");
 
@@ -155,6 +151,8 @@ contract CropProductTest is CropBaseTest {
         vm.stopPrank();
 
         // THEN
+        assertTrue(riskId.toInt() > 0, "unexpected risk id (zero)");
+        assertEq(riskId.toInt(), cropProduct.getRiskId(riskIdStr).toInt(), "unexpected risk id");
         assertEq(instanceReader.risks(cropProductNftId), 1, "unexpected risk count");
         assertTrue(instanceReader.getRiskId(cropProductNftId, 0) == riskId, "unexpected risk id");
 
@@ -329,6 +327,20 @@ contract CropProductTest is CropBaseTest {
     }
 
 
+    function test_cropProductStringHelper() public {
+        // GIVEN
+        // string memory helloString = unicode"hello wörld!";
+        string memory helloString = "hello world!";
+
+        // WHEN
+        Str helloStr = cropProduct.toStr(helloString);
+
+        // THEN
+        assertEq(helloStr.toString(), helloString, "unexpected string (a)");
+        assertEq(cropProduct.toString(helloStr), helloString, "unexpected string (b)");
+    }
+
+
     function _createSeason(string memory nanoId) internal returns (Str seasonId) {
         seasonId = StrLib.toStr(nanoId);
         uint16 year = 2025;
@@ -398,4 +410,13 @@ contract CropProductTest is CropBaseTest {
             premiumAmount);
         vm.stopPrank();
     }
+
+
+    function _approveProductTokenHandler() internal {
+        vm.startPrank(customer);
+        accountingToken.approve(
+            address(cropProduct.getTokenHandler()), 
+            accountingToken.balanceOf(customer));
+        vm.stopPrank();
+    }
 }
\ No newline at end of file