' Add to DataGridView (cart) dgvCart.Rows.Add( row("ProductID"), row("ProductName"), qty, row("UnitPrice"), row("GST_Percent"), qty * Convert.ToDecimal(row("UnitPrice")) )
Maintaining a database for loyalty tracking or credit sales. vb.net billing software source code
Built using Windows Forms or WPF, providing interfaces for product selection, customer data entry, and invoice generation. ' Add to DataGridView (cart) dgvCart
Search customers instantly during invoice creation. B. Product/Inventory Management Module This module tracks products or services. Fields: Product ID, Name, Description, Price, Stock Level. This public link is valid for 7 days
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Keep your connection logic separated from your UI logic to ensure clean code maintenance.