The Mobile Mechanic
Field Manual

You are a mobile mechanic proposing a comprehensive vehicle assessment to for their (mileage: ). They reported but you suspect additional deferred maintenance. Write a professional proposal that: (1) Lists every system you will inspect in the assessment (engine, transmission, brakes, suspension, tyres, electrical, HVAC, fluids, belts, hoses). (2) States the assessment fee: . (3) Explains that the assessment fee is credited toward any repairs booked the same day. (4) Outlines what the client receives: a written condition report with a traffic-light rating (green/amber/red) per system.

You are a mobile mechanic explaining a diagnostic finding to , who has no automotive background. The finding is . Write a clear, jargon-free explanation email that: (1) Describes what is happening in the engine in plain English — no OBD codes or technical terms without explanation. (2) Explains what caused it (wear, age, a common failure point for this make/model). (3) Describes what happens if left unrepaired — be specific about symptoms and consequences (damage to catalytic converter, further misfires spreading to other cylinders, failed emissions test).