mapj1:
If there is another quote, perhaps has a much lesser scope- no board change or fewer sensors?
Sparkingchip:
I have a invoice to hand for Aico alarms to hand for a job I have just done for two optical, one ion and one multi-sensor ten year lithium battery alarms plus a test switch, I genuinely believe that most people’s eyes would water as they still think alarms are around fifteen quid apiece.
Andy B.
Zoomup:
I'd just estimate the time taken for each task, then multiply that figure against my charge per hour. After that I would add on a percentage for extras and forgotten items and additional costs. Don't we all forget to charge for screws and other fixings at times? Then supply that figure as the estimate. I would only supply an estimate if there are unknowns and not a quotation. I would state the duration for which the estimate is valid, say 3 months. I would request a deposit for materials upfront. Also I would state payment terms. Don't forget to supply an Off Premises Sales Contract Rights to Cancel form from the local Trading Standards Office. (Consumer Contracts (Information, Cancellation & Additional Charges) Regulations 2013.
Z.
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