The importance of applications and the substantiation for what you are applying for needs to be guided by a Quantity Surveyor with the knowledge of the contracts and client. If you needed a carpet fitted, you would get a carpet fitter. If you needed decoration, you would hire a decorator. In the world of today, you may think you can just ‘do the applications yourself’. But with so many terms of contract and pages of bespoke clauses, which can affect your payment, is it worth the risk? Clients QS’s can so often come up with several reasons to bring the certified value down;