Depends on where you live. Every city has different laws about how to run cable underneath the ground. The first cost you pay is figuring out where everyone's c

Depends on where you live. Every city has different laws about how to run cable underneath the ground. The first cost you pay is figuring out where everyone's cables are. The second cost you pay is convincing the city to let you do it. The third cost you pay is doing the digging. If you spin it off as a service to your block, then it might be possible...?