Generate a full detail guide on Corporate Social Responsibility (CSR) for small businesses. The guide should be practical and inspiring. It must include detailed sections on: 1. The business case for CSR (improving brand reputation and employee morale). 2. How to choose a cause that aligns with your company values. 3. A list of practical, low-cost CSR initiatives (e.g., volunteering as a team, sourcing locally, donating a percentage of profits). 4. A guide to communicating your social impact authentically, without 'greenwashing.' Please include a supportive disclaimer.