Why is it important to specify the method of attachment for drywall in estimates?

Specifying the method of attachment for drywall is crucial because it directly impacts the number of sheets required for the project. Different methods of attachment, such as screws versus nails, can influence the spacing and layout of the drywall sheets. For example, if a method requires closer spacing or more reinforcement, it may lead to the need for additional sheets to meet structural and aesthetic requirements. Additionally, considering the method helps ensure that the installation is done efficiently and correctly, contributing to a more accurate estimate of the materials needed for the project overall. Understanding how attachment methods influence the overall quantity of materials is essential for providing precise estimates and preventing potential cost overruns.