The Big Book of Churn - The definitive guide to customer churn reduction
Best Referral Programs - A curated directory of startup referral programs
INQ.Social - Engage with customers & apply the data to marketing
Viral Loops - Viral Loops is a viral and referral marketing platform to launch ranking competitions, sweepstakes, pre-launch and referral programs.
Postmark - Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
GrowSurf - Referral software for B2C, FinTech, and SaaS companies.