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If you already have an active Harmony license please make use of the "Upgrade Now" button to ensure you gain credit for the remaining period on your current license. You have Harmony Change Designer license and want to make use of the Harmony Decision Maker functionality, please make use of the "Upgrade Now" button and upgrade to Harmony Change Maker license. If you believe you have made an error in your purchase contact us at support@goldrattresearchlabs.com

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