I have sound expertise on visual basic 6.0,VS 2005 or VS 2008 (.net C#),
SQL server (2000,2005,2008,Access and Crystal report.
i am confident to do this project as challenge based on 5 years
professional experience in corporate level in Database Software
development.
However, i have such kind of software used as POS in Sales center. and need some customization to fit in your need.
Regards, mahfuj