Custora (YC W11) Helps Online Businesses Improve Customer Retentionhttp://techcrunch.com/2011/02/27/custora-helps-online-businesses-improve-customer-retention/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed:+Techcrunch+(TechCrunch)&utm_content=FeedBurner by pospischil • 15 years ago 141 18 15 years agoTEtechcrunch.com