While wiring a light switch or a oulet may be relativly low risk, doing home electric repairs and installations is very dangerous serious injury or death may result from attempting electrical projects.
In most cases its best to leave it to the professionals. State, city, and county building codes vary widely.
Before any home electric repairs or upgrades are made be sure to check your local zoning regulations to see if permits have to be pulled or any other restrictions that might apply.
The guides and diagrams described on this site in electrical repairs are based on standard electrical procedures, there is no way for HomeRepairsDoctor.com to verify your exact wiring configuration. Read terms of use and disclaimer
If you attempt any electrical projects it is your responsibility to verify all pre-existing conditions and determine the correct wiring configuration for successfully completing electrical repairs.