(1) identify and explain three key services marketing concepts that are related to the case, and (2) explain how these concepts could be used by Afterpay to improve the customer experience

NOTE: to answer to these questions (above), you have to see to this link ( below )please and also i need explanation with details please:

https://www.smh.com.au/business/banking-and-finance/buy-now-pay-later-will-afterpay-s-shareholders-foot-the-bill-20201022-p567k6.html