What are the key differences between a traditional marketing campaign and a digital marketing campaign? Your response should contain at least 3 placeholders represented by square brackets, such as [address]. Your answer must contain exactly 3 bullet points. Use the markdown bullet points such as: * This is point 1. Include keywords [reach, engagement, analytics] in the response. In your response, the word [traditional] should appear at least 2 times. Answer with at least 120 words.

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