[DOC] <Parallel execution of activities>how to use this feature?

[zmj646409]

Documentation Improvement Request

Documentation Issue Overview

Is your documentation issue related to a specific problem? Please describe.
Provide a detailed explanation of what is lacking or incorrect in the current documentation. For example, "The installation guide lacks details on how to set up the environment on Windows systems..."

Proposed Documentation Changes

Describe the changes or additions you'd like
Detail what changes or additions are needed in the documentation. Explain how these changes would improve the clarity, completeness, or accuracy of the existing documents.

Affected Sections

Identify which sections of the documentation are affected
Specify which parts of the documentation need updating. This could include README files, API docs, user manuals, or setup guides.

Impact of Changes

Explain the potential impact
Discuss how these documentation changes will improve usability, understanding, or adoption of the project. Detailing the benefits can help stakeholders prioritize documentation improvements.

Additional Context

Add any other context or visuals
Include any other information, links, or visuals that might help clarify your request. Visuals can be particularly useful in documentation to explain complex processes or configurations.

[Dom1w]

I would also be interested in this docu