# ADVREL09-BP02 Establish robust data collection and validation pipelines for measurement accuracy
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 Build reliable data collection and validation pipelines, emphasizing real-time monitoring, automated reconciliation, and recovery procedures to maintain measurement accuracy in advertising systems. 

## Implementation guidance
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+  Implement data validation at collection points 
+  Set up real-time data quality monitoring 
+  Create automated data reconciliation processes 
+  Configure dead letter queues for failed events 
+  Implement idempotent processing for measurement events 
+  Establish clear data freshness SLAs 
+  Deploy automated data recovery procedures 

## Key AWS services
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+  Amazon Kinesis 
+  Amazon SQS 
+  Amazon S3 
+  AWS Glue 
+  Amazon EMR