Use of the site

All content on Propello is protected by copyright and intellectual property rights.

• You may use Propello content for personal study or classroom teaching.

• Commercial use of content is not permitted.

You must not:

• Violate copyright or intellectual property rights.

• Introduce harmful activity (e.g., viruses, bots).

• Interfere with or disable the site.

• Attempt to reverse-engineer or disassemble the platform.

• Use automated systems (e.g., scripts) to scrape or collect data.