What are the key benefits of using cloud computing for businesses? Your response should contain at least 3 bullet points. Use the markdown bullet points such as: * This is point 1. Your response must have 2 paragraphs. Paragraphs are separated with the markdown divider: ***
Your answer must contain a title, wrapped in double angular brackets, such as <<key benefits of cloud computing>>. At the end of your response, please explicitly add a postscript starting with P.S. Include keywords cost-effectiveness, scalability, and flexibility in the response.

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