The details worth knowing.
Map your activity, customers and recordkeeping before the first invoice.
Explain business stage, entities and recordkeeping volume.
Agree responsibilities, reporting frequency and secure system access.
Real paid tax and BAS services need appropriately registered providers; this is not personal advice.
Questions for an operating business
Confirm suitability, inclusions, access, actual availability, charges and applicable policies before making a commitment. The real business must approve every factual claim.