You have compiled a list of necessary repair work? It’s time to calculate the budget. To do this, you need to calculate the quadrature of surfaces (walls, floors, ceilings) and multiply by the volume of building and finishing materials. Be prepared to increase the resulting amount, at least a third, since the calculations are very approximate. The seller’s advice will help in this matter. And yet, you should postpone a certain amount of unforeseen expenses, which, when purchasing materials, arise almost always.