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The provided excerpt contains only marketing language and a common idiom ("there's no such thing as a free lunch") without concrete facts, research findings, data, specific class details, preparation outcomes, or verifiable information about childbirth class effectiveness. The content is truncated mid-sentence and offers no substantive claims that can be attributed to source material. A useful brief requires specific facts about class formats, preparation outcomes, cost comparisons, or expert findings that are not present in this excerpt.