Doing SaaS Cancellation Interviews (the Jobs-to-be-Done Way) by Ruben Gamez
Ruben Gamez, founder of BidSketch, put together an excellent step-by-step guide to doing interviews with people who have cancelled their subscription to your SaaS product.
If you run a SaaS business, this is a must-read!
http://www.extendslogic.com/business/jobs-to-be-done-cancel-interviews/