Xero Invoicing Automation Setup

I'm looking for an automation tool that can handle both recurring and one-time invoices. The tool should integrate with Xero and have the capability to read emails and post into Xero.

Key requirements:
- Automate both recurring and one-time invoices
- Integration with Xero
- Email reading and posting functionality

Ideal skills and experience:
- Experience with Xero and invoicing automation
- Proficiency in setting up email integration
- Strong understanding of accounting software integrations