Submit a clear question, relevant photos and system details. The live service should state its scope, price and response time before payment.
Share photos and describe the behaviour or damage.
Ask what model numbers, measurements or information to collect.
Understand whether the issue needs a plumber, heating engineer or another trade.
Show the confirmed price before the user submits payment.
State a realistic response window and working days.
Explain whether the user receives written guidance, a call, a video review or another format.
State the limitations clearly. Remote guidance may not replace physical inspection or testing.