1. But you don’t want to write to them, you are on a short footing with them, you have a project with them
https://justin.crm-onebox.com/ I think it would be more effective?
2. Why is there no setting in the integration that would round up if this is a critical parameter?
3. Can you do something that would give an API error in the message (so that you can immediately understand the reason and not write here and not spend marketing money)?