Write a professional email to a client requesting {{extra_work}} not covered by the original agreement ({{original_scope}}). Acknowledge the request, explain it's outside scope, and offer to do it as a paid addition at {{rate}}.
- Output: Email body with subject line.
- Word limit: 200 words max.
- Constraints: No apologies. No offering to do work for free. Tone must be helpful and solution-focused.