A smooth and reliable electrical repair job requires certain elements to be in place. First and foremost, a qualified electrician is needed, who has the experience and knowledge to carry out the task at hand. Furthermore, they must have access to the right tools and equipment! A great number of safety measures are also necessary for this type of work; such as proper grounding, switches & circuit breakers and insulated gloves. Neglecting any of these precautions could lead to serious problems - even death! 

Moreover, it's essential that all parts used are functional & up-to-date. This will ensure that all connections are secure and won't come loose over time. It's also important to have an adequate supply of materials such as wire, cable ties and conduit boxes. Finally, having a plan can help avoid mistakes occurring during the process, ensuring success in completing the job satisfactorily. 

All in all, a successful electrical repair job needs a skilled electrical technician who is aware of safety protocols with access to good quality components, tools & equipment. When these elements are taken into consideration you can be sure that your repair job should go off without a hitch!