Only email leads that pass AI validation and quality scoring

flowchart TD trig[\"new lead row appears"\]:::trigdata s0["verify email deliverability"]:::task s1["AI scores lead quality"]:::task s2["send email to high scorers"]:::task s3[("update sheet with result")]:::store trig --> s0 s0 --> s1 s2 --> s3 gx{"× score above threshold"}:::gate s1 --> gx p00["send email"]:::task gx -->|"high score"| p00 p10["skip email"]:::task gx -->|"low score"| p10 p00 --> s2 p10 --> s2 out[/"email sent to qualified leads only"/]:::out pay{{"protects sender reputation and time"}}:::pay s3 --> out 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