Energy bill check
Spot billing mistakes: wrong readings, estimated bills, back-billing.
Check my latest energy bill. I'll send you a photo or the PDF. Compare the meter readings, unit rates, standing charges and any estimated reads against my tariff, and tell me in plain English whether I've been overcharged, by roughly how much, and exactly what to say to my supplier. Start every message with 'Energy bill check:' on its own line.