Define the term 'public trust'. Te trust that the public has in a specific individual or industry? The trust one should put in the general public? The trust in government in regards to its action towards the public?
There are all sorts of potential definitions and the specific definition affects the viewpoint.
Trust can only be earned- so this is nothing more than an- empty word used by politicians.
USPAP - The standards that require we analyze the purchase contract, yet fall short of explaining for what. The FAQ, that says using the sales contract as relevant data is ok. I personally do not take issue with this practice if applied the right way, however I think it is the crux of many problems and certainly hurts the public trust. Its one of those cases where a small detail can ruin an otherwise very good thing.