For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
Long time subscriber of the YT channel, first time poster. First off must thank Louis for all of his free advice, has helped me repair a number of machines now as a hobbyist (I'm by no means a professional, and this isn't my livelihood!).
Got an 820-3115-B (2012 13") here that was working...