How do I make a report display the current record open in a form?

This seems like it should be a simple issue however I am strugling to figure out what code SQL / Querry I should use to do this.

I have orders for skylights orginized by invoice. As we track production different reports need to be printed out. I want to beable to click on my report such as "Print Welding Tag" and have this insert the current...

The goal here is to design a database where once an Invoice is opened a focus is set on the Invoice number.

I want to then apply this invoice number to a report so I do not have to requery the end user to re-enter the same Invoice Number.

I need help defining variables for my KEY ID: INVOICE, and then help writing code to use this variable as the default value to run the report with.

I can share the...