How this site is organized
- NAPA & Billing — How NAPA works, the invoice flow, types of invoices (client vs provider), and how disputes are handled.
- Billing app — The application you use every day: what it does, how to upload documents, review and approve invoices, and which environment to use (test, demo, or production).
- Help — Who to contact for access, login issues, or other questions.
Finding what you need
- New to NAPA? Start with Billing overview and How to use NAPA.
- Need to do something in the app? Go to Using the Billing app.
- Not sure which URL to use? See Environments.
- Need help? See Contacts and support.