You may be a professional electrician working indecently and making money, but do you know that you need electrical training to claim the contracts for electrical fittings. Several companies hire the electricians after confirming that they are certified electricians. So if you want to expand your business, you must join a electrical course that gives you education as well as on site training.   Such electrical courses are very help as they update your knowledge and skills plus give you industry exposure. Being an electrician legally you are obliged to take responsibility for electrical installations. If you are not versed proper training then you could trap yourself in troubles.