Credit card points can be exchanged for air miles and, to a certain extent, air tickets. Then you can find some people who deal in air tickets, exchange points for air tickets according to their needs, and then sell them for cash.
2. Many bank credit card points can also be exchanged for movie tickets, and then the exchanged movie tickets are sold to get cash.
An important part of case analysis is the analysis of data. Case analysis data analysis enables enterprises to know what customers and competitors are doing in the