Scenario
Forty S-corps, same signature block position on state vouchers.
Add signature to PDF
ZIP in, ZIP out if your workflow batches; else run per file.
Security
Protect the PNG like a credential; prefer e-sign platforms when available.
For CPA firms
Extension and estimate season generates parallel PDFs. The partner’s PNG can stamp each file before printing or portal upload.
Forty S-corps, same signature block position on state vouchers.
ZIP in, ZIP out if your workflow batches; else run per file.
Protect the PNG like a credential; prefer e-sign platforms when available.