Decoupling applications : can scale independently from our application SQS - Umlimited throughput, Unlimited number of messages in queue - Default retention of messages : 4 days(max14 days) - Limitation of 256kb per message sent - Producing messages : Using SDK - Consuming Messages : Poll SQS for messages (receive up to 10 messages at a time) > Process the messages > Delete the messages - Encr..