diff --git a/agreementbot/consumer_protocol_handler.go b/agreementbot/consumer_protocol_handler.go
index a6e8ba469..7cc93a64e 100644
--- a/agreementbot/consumer_protocol_handler.go
+++ b/agreementbot/consumer_protocol_handler.go
@@ -460,9 +460,10 @@ func (b *BaseConsumerProtocolHandler) HandlePolicyChangeForAgreement(ag persiste
 	// if it's not in the old policy, cancel
 	choice := -1
 
-	nextPriority := policy.GetNextWorkloadChoice(busPol.Workloads, choice)
+	nextPriority := policy.GetNextWorkloadChoice(busPol.Workloads, choice) // return 6.0.0 workload
 	wl := nextPriority
 
+	// check what is returned as wlUsage
 	wlUsage, err := b.db.FindSingleWorkloadUsageByDeviceAndPolicyName(ag.DeviceId, ag.PolicyName)
 	if err != nil {
 		return false, false, false
@@ -472,20 +473,32 @@ func (b *BaseConsumerProtocolHandler) HandlePolicyChangeForAgreement(ag persiste
 	if wlUsage != nil {
 		wlUsagePriority = wlUsage.Priority
 	}
+	if glog.V(5) {
+		glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("for agreement(%v), wlUsage is: %v", ag.CurrentAgreementId, wlUsage)))
+		glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("for agreement(%v), nextPriority is: %v", ag.CurrentAgreementId, nextPriority)))
 
-	if currentWL := policy.GetWorkloadWithPriority(busPol.Workloads, wlUsagePriority); currentWL == nil {
-		// the current workload priority is no longer in the deployment policy
-		glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("current workload priority %v is no longer in policy for agreement %v", wlUsagePriority, ag.CurrentAgreementId)))
-		return true, false, false
-	} else {
-		wl = currentWL
 	}
 
+	// currentWl is from busPol, wlUsagePriority is from db
+	// if currentWL := policy.GetWorkloadWithPriority(busPol.Workloads, wlUsagePriority); currentWL == nil {
+	// 	// the current workload priority is no longer in the deployment policy
+	// 	glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("current workload priority %v is no longer in policy for agreement %v", wlUsagePriority, ag.CurrentAgreementId)))
+	// 	return true, false, false
+	// } else {
+	// 	wl = currentWL
+	// }
+
 	if oldPolicy != nil {
 		for choice <= wlUsagePriority && nextPriority != nil {
-			choice = nextPriority.Priority.PriorityValue
+			choice = nextPriority.Priority.PriorityValue //1
 			matchingWL := policy.GetWorkloadWithPriority(oldPolicy.Workloads, choice)
-			if matchingWL == nil || !matchingWL.IsSame(*nextPriority) {
+			glog.V(5).Infof(BCPHlogstring(b.Name(), fmt.Sprintf("for agreement(%v), matchingWL (workload with choice %v in the old policy) is: %v", ag.CurrentAgreementId, choice, matchingWL)))
+			if matchingWL == nil || !matchingWL.IsSame(*nextPriority) { //matchingWL is from oldPolicy, nextPriority is from busPol
+				if matchingWL == nil {
+					glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("for agreement(%v), matchingWL is nil", ag.CurrentAgreementId)))
+				} else if !matchingWL.IsSame(*nextPriority) {
+					glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("for agreement(%v), matchingWL %v is different from nextPriority %v", ag.CurrentAgreementId, matchingWL, nextPriority)))
+				}
 				glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("Higher priority version added or modified. Cancelling agreement %v", ag.CurrentAgreementId)))
 				return true, false, false
 			}
@@ -494,13 +507,21 @@ func (b *BaseConsumerProtocolHandler) HandlePolicyChangeForAgreement(ag persiste
 
 		// check if cluster namespace is changed in new policy
 		if dev.NodeType == persistence.DEVICE_TYPE_CLUSTER && busPol.ClusterNamespace != oldPolicy.ClusterNamespace {
-			glog.V(5).Infof(BCPHlogstring(b.Name(), fmt.Sprintf("cluster namespace is changed from %v to %v in busiess policy for agreement %v, checking cluster namespace compatibility ...", oldPolicy.ClusterNamespace, busPol.ClusterNamespace, ag.CurrentAgreementId)))
+			if glog.V(5) {
+				glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("cluster namespace is changed from %v to %v in busiess policy for agreement %v, checking cluster namespace compatibility ...", oldPolicy.ClusterNamespace, busPol.ClusterNamespace, ag.CurrentAgreementId)))
+			}
+
 			t_comp, consumerNamespace, t_reason := compcheck.CheckClusterNamespaceCompatibility(dev.NodeType, dev.ClusterNamespace, dev.IsNamespaceScoped, busPol.ClusterNamespace, wl.ClusterDeployment, ag.Pattern, false, msgPrinter)
 			if !t_comp {
-				glog.V(5).Infof(BCPHlogstring(b.Name(), fmt.Sprintf("cluster namespace %v is not longer compatible for agreement %v. Reason is: %v", consumerNamespace, ag.CurrentAgreementId, t_reason)))
+				if glog.V(5) {
+					glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("cluster namespace %v is not longer compatible for agreement %v. Reason is: %v", consumerNamespace, ag.CurrentAgreementId, t_reason)))
+				}
 				return true, true, false
 			} else if consumerNamespace != oldPolicy.ClusterNamespace {
-				glog.V(5).Infof(BCPHlogstring(b.Name(), fmt.Sprintf("cluster namespace has changed from %v to %v for agreement %v", oldPolicy.ClusterNamespace, consumerNamespace, ag.CurrentAgreementId)))
+				if glog.V(5) {
+					glog.Infof(BCPHlogstring(b.Name(), fmt.Sprintf("cluster namespace has changed from %v to %v for agreement %v", oldPolicy.ClusterNamespace, consumerNamespace, ag.CurrentAgreementId)))
+				}
+
 				return true, true, false
 			}
 			// new cluster namespace is still compatible, namespace still same
diff --git a/events/events.go b/events/events.go
index eef9d253a..05b165d2b 100644
--- a/events/events.go
+++ b/events/events.go
@@ -517,7 +517,7 @@ type PolicyChangedMessage struct {
 }
 
 func (e PolicyChangedMessage) String() string {
-	return fmt.Sprintf("event: %v, file: %v, name: %v, org: %v, policy: %v", e.event, e.fileName, e.name, e.org, e.policy)
+	return fmt.Sprintf("event: %v, file: %v, name: %v, org: %v, policy: %v, oldPolicy: %v", e.event, e.fileName, e.name, e.org, e.policy, e.oldPolicy)
 }
 
 func (e PolicyChangedMessage) ShortString() string {