as said you always get moaners and best to absolutely ignore their reasoning.
im trad and have had whiners & cancellers saying we were staring into their kitchen (a tip) ,another bellowing angry that we cleaned in the rain , all sorts of nasty comments,some in writing too . i will never reply to any of them , if they do ring up later to ask where i am,oh my price has gone up a tad ,hang on a mo ,no no no, its double + 5 .