test and learn
set of practices followed by retailers, banks and other consumer-focused companies to test ideas in a small number of locations or customers to predict impact
en-US/ˈtɛst ˈænd lɚn/
en-GB/ˈtɛst ən ˈlɜːn/
set of practices followed by retailers, banks and other consumer-focused companies to test ideas in a small number of locations or customers to predict impact