Automatically generate, send, and archive professional invoices

flowchart TD trig>"invoice request received"]:::trig s0["Validate invoice details"]:::task s1["Generate invoice number"]:::task s2["Build branded PDF invoice"]:::task trig --> s0 s0 --> s1 s1 --> s2 gx{"+ where to send invoice"}:::gate s2 --> gx p00["Send invoice by email"]:::task gx -->|"Email client"| p00 p10["Save PDF to drive"]:::task gx -->|"Archive copy"| p10 p20["Notify team of invoice"]:::task gx -->|"Notify team"| p20 p00 --> out p10 --> out p20 --> out out[/"invoice sent and archived automatically"/]:::out pay{{"eliminates manual invoicing work"}}:::pay out --> pay classDef task fill:#e7f6fe,stroke:#34b8f0,color:#2c2a29 classDef svc fill:#f6f8fa,stroke:#7c8795,color:#2c2a29 classDef mi fill:#e7f6fe,stroke:#0079a8,color:#2c2a29,stroke-width:2px classDef human fill:#fff,stroke:#0079a8,color:#0079a8 classDef store fill:#f6f8fa,stroke:#0079a8,color:#2c2a29 classDef trig fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigtime fill:#00a4eb,stroke:#0079a8,color:#fff,font-weight:bold classDef trigdata fill:#8ad4f5,stroke:#0079a8,color:#06314c,font-weight:bold classDef gate fill:#fff,stroke:#e8a23d,color:#6b4708,font-weight:bold classDef out fill:#1f9d6b,stroke:#167a53,color:#fff,font-weight:bold classDef pay fill:#06314c,stroke:#021f33,color:#fff