How can companies deal with situations whereby a customer payment is less than the invoice amount? In your answer, consider situations where the payment shortfall is small, and situations where the payment shortfall is substantial

How can companies deal with situations whereby a customer payment is less than the invoice amount? In your answer, consider situations where the payment shortfall is small, and situations where the payment shortfall is substantial.

Describe the fulfillment process in terms of triggers, data, steps, and outcomes.

Answer both questions separately and posting must be at least 75 words, in clear, well-written English, and must effectively address the question asked