Overview
Collect public web data (prices, listings, directories, reviews) into clean spreadsheets or APIs for businesses and researchers, within each site’s terms and the law.
โ Pros
- High value for e-commerce, real estate and research
- Scripts can turn into monthly data feeds
โ ๏ธ Cons
- Websites change and break scrapers
- Legal and terms-of-service limits
Step-by-step
- Learn Python with Requests, BeautifulSoup and Playwright, or a no-code tool like Apify or Octoparse.
- Check robots.txt, terms of service and privacy law; collect only public, non-personal data unless there is a lawful basis.
๐ The rest of this guide is for Premium members
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- ๐ซ Common mistakes and scams to avoid
- ๐ Same depth for all 160 methods, in 5 languages
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