Management strategies in application development are the methods and practices used to manage a team of developers, resources, timelines, and budgets to make sure that an application is built on time, on budget, and to the required quality standards.

Configuration Management Strategy

Configuration management is the process of organizing and keeping track of different system configuration files, such as software and hardware configuration settings, over the course of a service or product's life cycle. It helps businesses make sure that their systems are set up in a consistent, safe, and legal way. By the effective administration of system configurations, configuration management can also aid in lowering the risks associated with system modifications and ensuring service continuity.

1. Define your settings.py file: This is where you define your Django settings, such as database configuration, secret keys, installed apps, middleware, and more.

2. Use Git or another version control system: Version control allows you to track changes to your codebase and collaborate with others. You can use Git to version control your Django project and store it on a remote repository (such as Github).

3. Use environment variables: To make your Django application more flexible and portable across different environments (e.g. development, staging, production), use environment variables to store configuration options that might change depending on the environment.

4. Use .env files: You can use a .env file to store your environment variables locally. This file should be excluded from version control and stored securely.

5. Use a deployment system: When deploying your Django application, use a deployment system like Fabric or Ansible to automate the process and ensure consistency.

6. Backup your data: Always back up your database and files regularly to prevent data loss in case of a catastrophic event.

By following these steps, you can manage and deploy your Django application across multiple environments consistently and reliably.

Change Management Strategy

Change management in Django means putting in place processes and procedures for handling changes to your application's codebase, database schema, and configuration.

Here are some best practices for change management in Django:

1. Use version control: Version control allows you to track changes to your codebase, revert changes if necessary, and collaborate with others. Git is a popular version control system used by many Django developers.

2. Implement a staging environment: A staging environment is a replica of your production environment where you can test changes before deploying them. This can help prevent issues that might arise from deploying untested changes directly to production.

3. Use migrations: Django's built-in migration framework allows you to manage changes to your database schema in a version-controlled way. Always generate and test migrations locally before rolling them out to production.

4. Document changes: Document all changes to your codebase, including the reason for the change, any associated risks or dependencies, and any testing or rollback plans.

5. Test thoroughly: Before deploying any changes, make sure to test them thoroughly across all applicable environments, including staging and production.

6. Monitor and review: After deploying changes, monitor your application's behavior to ensure that everything is running as expected. Conduct regular reviews of your change management processes to identify areas for improvement.

If you follow these best practices, you can set up a change management process for your Django application that is strong and reliable.

Feature Request Strategy

When making a Django app, it's common for users and stakeholders to ask for certain features. Here are some strategies for managing and prioritizing feature requests:

1. Gather feedback: Solicit feedback from your user community, either through surveys or direct communication channels like email or social media. This can help you identify which features are most important or valuable to your users.

2. Prioritize based on impact and effort: Use a prioritization matrix to evaluate feature requests based on their potential impact on your application and the effort required to implement them. This can help you determine which features to focus on first.

3. Plan feature releases: Plan out feature releases in advance, grouping related features into releases or milestones. Use a project management tool to track progress, assign tasks, and manage timelines.

4. Communicate with stakeholders: Keep stakeholders informed of your progress and plans, providing regular updates and soliciting feedback as needed. This can help manage expectations and build trust.

5. Be adaptable: Be willing to change course as needed based on feedback or new information. Agile development methodologies can be helpful in this regard, allowing for iterative development and continuous improvement.

By following these strategies, you can effectively manage and prioritize feature requests in your Django application, while remaining flexible and responsive to changing needs and priorities.

Deployment Strategy

There are several deployment strategies you can use with Django, depending on your application's needs and requirements. Here are some common deployment strategies for Django:

1. Traditional server deployment: Under this strategy, you deploy Django on a traditional web server (such as Apache or Nginx) running on a virtual private server (VPS) or dedicated server. This approach provides full control over the server and allows for easy scaling.

2. Platform-as-a-Service (PaaS) deployment: With PaaS, you deploy Django on a cloud-based platform like Heroku or Google App Engine. This approach simplifies deployment and management, as many of the underlying infrastructure details are abstracted away by the platform.

3. Containerization: Containerization allows you to package your Django application into a lightweight container that can be deployed consistently across different environments. Tools like Docker and Kubernetes make containerization easier and more manageable.

4. Serverless deployment: Serverless deployment eliminates the need to manage servers entirely. You only need to provide your application code (in the form of functions) to a platform like AWS Lambda or Google Cloud Functions, and the platform handles everything else, including scaling and resource allocation.

It's important to make sure that your application and infrastructure are secure, scalable, and reliable, no matter what deployment strategy you choose. Make sure to test your application thoroughly before deploying it to production, and have a backup and recovery plan in place in case of unexpected issues.

Security Strategy

Django has some security features built-in, but there are other things you can do to make your Django application more secure:

1. Use HTTPS: HTTPS is a secure version of the HTTP protocol, which encrypts data in transit between the client and server. Enable HTTPS in your Django application to protect sensitive information from eavesdropping and man-in-the-middle attacks.

2. Implement authentication and authorization: Use Django's built-in authentication and authorization framework to control access to your application's resources. Use strong password policies and multi-factor authentication to ensure that only authorized users can access your application.

3. Implement input validation and sanitization: Validate and sanitize all user input to prevent attacks like SQL injection, cross-site scripting (XSS), and cross-site request forgery (CSRF).

4. Set secure default settings: Configure your application with secure default settings, including CSRF protection, session management, and cookie attributes.

5. Keep dependencies up to date: Keep track of the versions of all third-party packages and libraries used by your application, and update them regularly to address any known security vulnerabilities.

6. Monitor and log events: Monitor your application for suspicious activity and log all events. This can help you identify potential security threats and respond quickly in case of an attack.

Overall, it's important to adopt a security-first mindset when developing and deploying Django applications. By following best practices and staying vigilant, you can minimize the risk of security breaches and keep your application and its users safe.