Want a second opinion on another technicians estimate before taking the dive? Feeling jaded from a bad experience - I can Double Check the Other Tech°.
Sometimes big chains can rake you over the coals or many times there's a reason behind what they are charging and its an honest assessment of what it should cost.
I would liken it to getting a second opinion from another mechanic before expending the costs/making that decision.
Please note that Electronics by JB may not be able to honour booking requests NOT made in advance.