https://vbtutorialcode.com
This video demonstrates the following:
1 - How to update multiple tables with a single form
2 - How to update a table with a value that isn't in a ComboBox
3 - How to update a table with a Visual Basic query and process orders
4 - How to manage inventory
5 - How to create advanced forms that allow for quick manual order creation and management from multiple teams of people at the same time.