How to remember an open transaction?

[ThinhDinh]

I’m not entirely sure if this fits your flow and structure, but I think you can use a custom form, store the number plates, and use a query to the transactions table to see if there’s an open transaction for that number plate.

How do I create a custom form?

I’m just dropping this here so I have something to refer people to when they ask. This is a simple concept app (copyable), that demonstrates the following techniques: Building custom forms for adding and editing list items (as an alternative to the native forms provided by Glide) Preventing duplicate new entries using User Specific Columns and Relations Enforcing mandatory input items The use of visibility conditions and user specific booleans to control user flow There is nothing particula…