Quota Reached from DocuSign

This email functions as a usage limit notification and upsell message from MailTracker, informing the user that they have reached their monthly limit of 20 free tracked emails. It clearly explains that tracking has stopped and prompts the user to upgrade to a paid Growth plan to continue using unlimited tracking. The structure is straightforward with a direct call-to-action link for upgrading, a helpful link clarifying details about the free plan, and a personal tone maintained by the CEO's sign-off, aiming to encourage a positive user experience and conversion.