Butter @ Money 20/20: What is Accidental Churn?
Butter @ Money 20/20 - How do payments fail? Timing
Butter @ Money 20/20: How do payments fail? Error codes
How many times should you retry a failed payment?
Cracking the error codes mystery
When should you accept prepaid cards?
What is the ideal dunning cycle length?
The role of customer communications in failed payment recovery