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.
Choose a place in the wall to excavate for the leak. Locate the studs in that part of the wall with a stud finder and cut out a section of drywall between them with a drywall saw.The section should extend to each stud and from 1 inch to about 3 inches above the baseboard.hoose a place in the wall to excavate for the leak. Locate the studs in that part of the wall with a stud finder and cut out a section of drywall between them with a drywall saw.