Explain the Challenges facing analytics for repeat sales .

explaining how the questions below could be part of the equation in achieving retaining repeat sales or customers
• What sort of data is required to measure and predict this metric?
• Does the data have any important properties that require specific storage technology?
• Does the solution involve a predictive model?
• If so, what kind of model? How do you know if it’s working?
• Do your business stakeholders in the company need access to this data or analytics? What sort of data or analytics might exist customers benefit from seeing?
• How will any results be communicated or used by other stakeholders?