Currently, Prepayment Invoices are the only type of Invoice that can be synced with Mews. These Invoices can only be synced once they are fully paid and finalized. This process is fully automatic once enabled.
Can I Sync an Open Invoice to Mews?
Sync an Invoice to Mews - Sync an Invoice to Mews after payment - How to send an Invoice to Mews
Written by Morgaine Minshall