Cash sales invoice - Task

Business Sense

UI: Windows Forms Application

• We need to create a Cash sales invoice, save it and recall it, with the ability to modify old invoices.

• User should be able to search items by [InvItemId], [ItemBarCode] and [InvItemName].

• User should be able to modify sales price “[InvItemSalesPrice]”.

• For simplicity, no unit of measurement conversion is required.

Inquiry and filters: (crystal report)

• there should be a screen for the user to be able to inquiry about:
• Total sales between dates: 1- Sales by item 2- Sales by dates