Clip on braces, just fucking no. Get your tailor to add some brace buttons to the trousers and buy some proper braces. Standards man, standards.
As for shirts, German ones are pretty good for the money. When Ighave a shit, IE before my iron free debenahms sale specials I was partial to Meyer shirts and Magee suits.
Pointy shoes are for cunts in sales and young people who don’t know any better.