A: Yes, when you turn it on. In the Visma.NET app settings, select Show advanced settings and then Sync Payment Status from Visma.NET. This adds the read-only order field Is Paid.
An order imported from a Visma.NET invoice is marked as paid when the invoice has no remaining balance. A sales order is marked as paid when it is Completed in Visma.NET and every invoice for it is paid in full.