According to Wikipedia, the free online encyclopedia, There are several types of banks/banking. Which are listed as follows:
1. Commercial banks (UBA, FBN, GTB, etc)
2. Community banks (Olodi/Apapa Community Bank, Ezeani Community Bank, etc)
3. Community development banks (Agric Bank)
4. Credit unions (Osusu)
5. Postal savings banks
6. Private banks (James Ibori Mega Bank, Otedollars, Alams Bank, Dariye Bank, etc)
7. Offshore banks (JP Morgan Chase, Credit Agricole, etc)
8. Savings bank (Rivers State Government, Bayelsa State Government, etc)
9. Building societies and Landesbanks (FMB, Abbey Building Societies, Trans Atlantic Mortgage Bank, etc)
10. Ethical banks
11. A Direct or Internet-Only bank (Online Bank)
12. Investment banks
13. Merchant banks
14. Universal banks
15. Central banks
16. Islamic banks
17. Personal Mobile Banks (Cap Banking) made popular by Hon. Facrook Lawan.

I don't know what you guys are thinking? but I know that the last type of bank (No. 17) also known as Cap Banking is a popular type of banking introduced into the ever dynamic financial world in 2012 by a seasoned Nigerian law maker, Hon. farouk Lawan. If there are other types of banking that are popular in your area and yet to be introduced into the list, please be free to post them here. Scholars of high pedigree may just begin to develop them into full fledged operational banking systems. Let the listing begin...

Small banks excel at customer service and are very customer-centric. In many cases branch staff and leaders know customers by name. This has been the hallmark of community banking for generations.