Why do banks offer cash back?

Related questions

1. How do credit card make money if you pay full?
2. Can you buy something with a credit card and return it for cash?
3. Do you want cash back meaning?
4. What is the best cash back credit card?
5. Are Cash Back Credit Cards Worth It?
6. Is a cash back credit card worth it?
7. What is the highest paying cash back credit card?
8. Is it bad to have too many credit cards?
9. Can you withdraw money from a Mastercard credit card?
10. How do credit cards earn money?

Tags

1. #offered
2. #offer
3. #specified
4. #retailer
5. #invest
6. #amount
7. #period
8. #discount
9. #promise
10. #during
11. #after
12. #banks
13. #money
14. #generate
15. #credit
16. #revenue
17. #account
18. #however