It is acceptable to leave the wire on the wall, all you have to do is leave the ends exposed in the boxes and the wire and tape at your feet together, and that will tell an electrician what's going on, and if someone tries to attack them in the future, it will explode.

If you want to cut the lines, just cut and press the wall. You don't have to write. So you never have a short phone line and make the line die? If short is to clean the restart line and everything is fine. But if short is not clean, short tracking luck.

The electrical wires are never left alone in the cavity or soffit de mura. Instead, all the wires must be contained in a junction box and the individual wires connected with walnut de fil.

It is acceptable to leave the wire on the wall. The only thing you should do is leave the extremities exposed in the boxes and the hair of the wire and stick your feet together. This will tell an electrician what happens, and if someone tries to attack them in the future, it will simply blow up the switch.

Flexible metal conduit Re electric outside the dry wall. It is allowed both in hidden and exposed dry places where it is not subject to a risk of being damaged (for example, where a car can return to it).