1. Classification: First, you need to classify your data. This can be achieved by subject, date, author, etc. This will help you find the information you need faster.
2. Create a folder: Create a separate folder for each topic or category. This will help you organize your documents better.
3. Mark and comment: In the folder, mark and comment each file. This can help you remember the content and purpose of each file.
4. Scanning and digitization: scan and convert all paper materials into electronic format as much as possible. This will make it easy for you to search and access these materials.
5. Use document management software: There are many document management software that can help you manage data more effectively. For example, EndNote, Mendeley, Zotero, etc.
6. Back up regularly: In order to prevent data loss, you should back up your data regularly. You can store them in the cloud or create multiple backups on your computer's hard disk.
7. Update and maintenance: Over time, you may need to update your database. Make sure to check and update your files regularly.
8. Clean up and delete unnecessary materials: If you find that some materials are outdated or no longer needed, don't hesitate to delete them. This will keep your database clean and easy to find and use.