With Children's casting it's difficult to tell-- there's no garuntee for success and it's a competitve industry with people from all over the country. Going to a casting agency will never assure you of anything-- it's often luck, making the connections, parents with a lot of time on their hands, and charismatic confident children who don't get intimidated by a room full of adults. If you do take the plunge for your children it can be helpful to get your feet wet in as many companies as possible.
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