 ", Fred Reichheld details the value to customer referral on the growth and financial performance of dozens of leading US firms.Reichheld purports that the measurement of company advocates, or promoters, is the strongest single measurable correlation between customers and corporate performance.Similarly, Chris X. Moloney has presented new findings (Loyalty World London 2006) that showed a magnetic value to a company to promote and measure customer referrals and advocacy via research and marketing.