Email Marketing with Derek Griffin, founder of Speartek <a href= "https://www.speartek.com/">https://www.speartek.com/</a> <a href= "https://www.tiffanykrumins.com/">https://www.tiffanykrumins.com/</a>

Email Marketing with Derek Griffin, founder of Speartek https://www.speartek.com/ https://www.tiffanykrumins.com/

Email Marketing with Derek Griffin, founder of Speartek <a href="https://www.speartek.com/" rel="noopener noreferrer">https://www.speartek.com/</a> <a href="https://www.tiffanykrumins.com/" rel="noopener noreferrer">https://www.tiffanykrumins.com/</a> &nbsp;

Email Marketing with Derek Griffin, founder of Speartek

Product Genius is the down-to-earth podcast for Inventors and Entrepreneurs. Together, we explore important topics about inventing and launching new products to help you become a Product Genius. If you want to be a successful inventor-entrepreneur, then Product Genius is the podcast for you!

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Email Marketing with Derek Griffin, founder of Speartek

Email Marketing with Derek Griffin, founder of Speartek

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