Clear access without dismantling
Move ordinary furniture or stored items if safe, but do not remove protective panels or open hazardous equipment.
Put records together
Photos, dates, invoices, warranties, model information and previous repair notes belong in one folder.
Write three questions
What appears to be the cause? What scope is proposed? What remains unknown until work begins?
Ask what the quote excludes
Paint, drywall, disposal, permits, access, testing and restoration are common scope boundaries that can change the final project.
Safety boundary. General planning information only. Do not open, dismantle or work on hazardous electrical, gas, structural, fire-protection or contaminated-water systems unless you are appropriately qualified and authorized.