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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
ROI (Return on Investment) is today's key business tool for measuring how effectively money was spentyet few marketing managers receive any ROI training at all. Marketing ROIchanges all that, showing marketing pros at every level how to use ROI and other financial metrics to support their strategic decision making.This comprehensive book details how an accurate working knowledge of ROI is essential for using the latest marketing measurements, and provides insights for gaining the greatest competitive advantage from the skilled use and understanding of ROI concepts.
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⚠️ California Proposition 65 Warning: Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.