Duke William of Normandy won the battle because was well prepared and had a good army. They prepared carefully for the battle. The Normans had knights on horseback who were skilful fighters.
A utility knife, metal ruler, and a hammer can be faster than trying to carefully saw an opening. Score the drywall a couple times till you are most of the way through, then just knock a hole with the hammer and break the drywall back at the score lines.
How much drywall should cost. Average costs and comments from CostHelper's team of professional journalists and community of users. Patch kits to repair small holes in existing drywall are $2-$20; the more expensive kits contain materials to patch several holes or up to four feet of cracks. Simple repairs can also be made using joint compound ($3-$15), a drywall hand saw ($5-$16) and average household tools such as a hammer, drill and utility knife.