Create a comprehensive guide teaching Python beginners how to build practical automation scripts that save time daily. Include 5 specific, real-world examples: 1) Email sorting and response automation, 2) File organization and cleanup, 3) Social media post scheduling, 4) Data entry automation from spreadsheets, 5) Web scraping for price monitoring. For each script, provide: exact code with explanations, required libraries, setup instructions, and troubleshooting tips. Focus on scripts that work with common tools like Gmail, Excel, Twitter, and e-commerce sites. Include a section on how to schedule scripts to run automatically using cron jobs or task schedulers. End with best practices for testing automation safely before full deployment.