by Chet Lystrom When hiring someone to perform renovations on your home, they will usually offer an estimate on the cost of materials and labor. Go over the bathroom remodeling estimate with your contractor so you understand exactly what your project estimate includes. In most cases a bathroom remodeling estimate will include a margin of error, but there should also be a section that covers how much of a price adjustment will be allowed by the homeowner or if all changes and additional charge