LeftClick is a community of change makers who use one click every day to shape policy, build bridges, and break down walls. They leverage the power of your click by taking action today. They focus on addressing issues such as gun violence and aim to ma... Left Click (UpWave Digital Solutions) has a dedicated "Do Not Sell My Personal Information" opt-out page at https://left-click.com/opt-out/; you can also email info@left-click.com or mail their Fairfield, CT address for deletion/know requests. Requests are verified for identity and answered within 45 days, and email unsubscribes can take up to 20 business days to take effect. Because they explicitly sell/share data with third parties who keep their own lists, you may need to contact those partners separately and re-check periodically.