Home - HubSpot Inbound - How many customers do you need to interview to identify the job your product does? How many customers do you need to interview to identify the job your product does? 2shares Facebook Twitter Pinterest LinkedIn Skype Facebook MessengerQuestion: How many customers do you need to interview to identify the job your product does? 1 2 or 3 5 to 10 A minimum of 10 The right answer was: 5 to 10