diff --git a/relationships/synthesis/EXT-SERVICE-to-INFRA-AWSLAMBDAALIAS.yml b/relationships/synthesis/EXT-SERVICE-to-INFRA-AWSLAMBDAALIAS.yml
index 4d1aa6f64..5846329a4 100644
--- a/relationships/synthesis/EXT-SERVICE-to-INFRA-AWSLAMBDAALIAS.yml
+++ b/relationships/synthesis/EXT-SERVICE-to-INFRA-AWSLAMBDAALIAS.yml
@@ -3,11 +3,18 @@ relationships:
     version: "1"
     origins:
       - Distributed Tracing
+      - OpenTelemetry
     conditions:
       - attribute: eventType
         anyOf: [ "Span"]
+      - attribute: newrelic.source 
+        anyOf: [ "api.traces.otlp" ] 
+      - attribute: entity.type 
+        anyOf: [ "SERVICE" ]
       - attribute: rpc.service
         anyOf: [ "Lambda" ]
+      - attribute: cloud.resource_id
+        regex: "^arn:aws:lambda:([^:]*):([^:]*):function:([^:]*):([^/]*)$"
     relationship:
       expires: P75M
       relationshipType: CALLS
diff --git a/relationships/synthesis/EXT-SERVICE-to-INFRA-DYNAMODBTABLE.yml b/relationships/synthesis/EXT-SERVICE-to-INFRA-DYNAMODBTABLE.yml
index e469f3fdd..b25419725 100644
--- a/relationships/synthesis/EXT-SERVICE-to-INFRA-DYNAMODBTABLE.yml
+++ b/relationships/synthesis/EXT-SERVICE-to-INFRA-DYNAMODBTABLE.yml
@@ -3,9 +3,16 @@ relationships:
     version: "1"
     origins:
       - Distributed Tracing
+      - OpenTelemetry
     conditions:
       - attribute: eventType
         anyOf: [ "Span" ]
+      - attribute: newrelic.source 
+        anyOf: [ "api.traces.otlp" ] 
+      - attribute: entity.type 
+        anyOf: [ "SERVICE" ]
+      - attribute: cloud.resource_id
+        regex: "^arn:aws:dynamodb:([^:]*):([^:]*):table/([^/]*)$"
       - attribute: rpc.service
         anyOf: [ "DynamoDB" ]
     relationship:
diff --git a/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISDELIVERYSTREAM.yml b/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISDELIVERYSTREAM.yml
index 8bbfae7c2..c7c458ddf 100644
--- a/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISDELIVERYSTREAM.yml
+++ b/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISDELIVERYSTREAM.yml
@@ -3,13 +3,18 @@ relationships:
     version: "1"
     origins:
       - Distributed Tracing
+      - OpenTelemetry
     conditions:
       - attribute: eventType
         anyOf: [ "Span" ]
-      - attribute: instrumentation.provider
-        anyOf: [ "opentelemetry" ]
+      - attribute: newrelic.source 
+        anyOf: [ "api.traces.otlp" ] 
+      - attribute: entity.type 
+        anyOf: [ "SERVICE" ]
       - attribute: rpc.service
         anyOf: [ "Firehose" ]
+      - attribute: cloud.resource_id
+        regex: "^arn:aws:firehose:([^:]*):([^:]*):deliverystream/([^:]*)"
     relationship:
       expires: P75M
       relationshipType: CALLS
diff --git a/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISSTREAM.yml b/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISSTREAM.yml
index 2cb74e9c2..4262b6d21 100644
--- a/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISSTREAM.yml
+++ b/relationships/synthesis/EXT-SERVICE-to-INFRA-KINESISSTREAM.yml
@@ -3,13 +3,18 @@ relationships:
     version: "1"
     origins:
       - Distributed Tracing
+      - OpenTelemetry
     conditions:
       - attribute: eventType
         anyOf: [ "Span" ]
-      - attribute: instrumentation.provider
-        anyOf: [ "opentelemetry" ]
+      - attribute: newrelic.source 
+        anyOf: [ "api.traces.otlp" ] 
+      - attribute: entity.type 
+        anyOf: [ "SERVICE" ]
       - attribute: rpc.service
         anyOf: [ "kinesis" ]
+      - attribute: cloud.resource_id
+        regex: "^arn:aws:kinesis:([^:]*):([^:]*):stream/([^:]*)"
     relationship:
       expires: P75M
       relationshipType: CALLS
diff --git a/relationships/synthesis/EXT-SERVICE-to-INFRA-REDSHIFTCLUSTER.yml b/relationships/synthesis/EXT-SERVICE-to-INFRA-REDSHIFTCLUSTER.yml
index 9c8be9d18..6208fcd73 100644
--- a/relationships/synthesis/EXT-SERVICE-to-INFRA-REDSHIFTCLUSTER.yml
+++ b/relationships/synthesis/EXT-SERVICE-to-INFRA-REDSHIFTCLUSTER.yml
@@ -3,13 +3,18 @@ relationships:
     version: "1"
     origins:
       - Distributed Tracing
+      - OpenTelemetry
     conditions:
       - attribute: eventType
         anyOf: [ "Span" ]
-      - attribute: instrumentation.provider
-        anyOf: [ "opentelemetry" ]
+      - attribute: newrelic.source 
+        anyOf: [ "api.traces.otlp" ] 
+      - attribute: entity.type 
+        anyOf: [ "SERVICE" ]
       - attribute: rpc.service
         anyOf: [ "Redshift" ]
+      - attribute: server.address
+        regex: '^[a-zA-Z0-9\-]+\.[a-z0-9]+\.[a-zA-Z0-9\-]+\.redshift\.amazonaws\.com$'
     relationship:
       expires: P75M
       relationshipType: CALLS