#1
any suggestion to keep my guitar from give an annoying humming sound??get a new pick up or else??
#2
Shield it. Take out all the electronics a cover all of the cavities with foil or sheilding tape and connect it to ground, e.g back of volume pot.
#5
Do you have single coils? If so shielding would nix the hum from your pickups but try adjusting a couple of knobs before going with that