i had work with different language as developer and my project name is payment billing :-
This project is totally depend on database ,anybody access site first log in or new user can access when choose option login then put user name and password when click submit button then go next page .
Next page is home page to inter location,bill no ,name ,branch ,position and all thing and then submit.
person can see bill record and can delete bill record.
and also have payment gateway to pay to online ( paytm,net banking,debit card, credit card,Wallet / Cash Card,AMEX ezeClick) .