This is an example of positive feedback. Hypotheses change as a result of testing and customer feedback. Businesses can get information by customer feedback, employee surveys. The reversal was made in response to subscriber feedback. This is a typical example of positive feedback. It is a kind of uncontrolled positive feedback. This is an example of positive feedback in an economic system. Narrative evaluation can be defined as detailed written feedback. This is a form of negative feedback. Millennials developed a strong need for frequent, positive feedback from supervisors. This may be the mechanism underlying learning via auditory feedback. Defects are revealed by user feedback. Hyperbolic model implies a second-order positive feedback. This safety signal can be a source of feedback or even stimulus change. All data was error checked by feedback data verification.