This is FREE application developed using n-Tier architecture. I have used n-Tier architecture to demonstrate performance, scalability and better control for future development.
In N-Tire each layer interacts with only the layer directly below and has specific function that it is responsible for.
This application is invoicing system that allows you to create and manage invoice easily. I have keep user interface very simple and very easy for customization.
Use it provide me your feedback.
