Q$1)$ In what return cases do retailers ban a customer from making returns or close a customer$$s account?

Q$2)$ Why do you think retailers wouldn$$t budge when a customer complains strongly about a return ban or his$/$her account being closed?

Q$3)$ From the retailer$$s standpoint, which metal segment in the customer pyramid $($p$.304)$ do such banned customers belong to$?$ Explain your rationale.

Q$4)$ Which gap in the gaps model $($p$.519529)$ would be the root of this return problem? $($You must clearly name one of the four gaps in the textbook.$)$ Explain your rationale.

Q$5)($a$)$ For certain types of products that customers want to return, some large retailers refund the purchase price and let customers keep the products. What types of products are they? $($b$)$ What are the reasons for such a generous return$/$refund practice? $[$Tip: These questions are based on the last assigned article.$]$

$($a$)$

$($b$)$