
Jack and the Big Data Beanstalk • 31
relationships and use it to drive investment decisions. e key concept is
proportional—a customer worth ve times more than another gets ve
times the investment. Unprotable customers get special treatment by
focusing on service cost- to- prot ratios and strategic attrition. e out of
inside out then uses that insight to nd others who act, look, or think
like your best customers. Over time, the value of the customer portfolio
increases dramatically.
“It’s a higher standard; success
happens when you acquire new
customers who match the
profile of your best customers.”
Working inside out requires a system and pr ...