I am Ateeq Rafeeq Expert wordpress and PHP developer.

Here is what you will get.

- Installation of Wordpress multisite.
- WordPress Search Engine Optimization (SEO)
- Cache plugins with optimized images to improve page load speed for all websites.
- Limit login attempts.

I would also send you

- Instructions about WordPress Super Admin and Other User Roles
- Optimizing your WordPress Network Options
- Guide about Creating WordPress sites using your sign up page
- Guide about Working with WordPress Sites in the Network Admin Dashboard
- Guide Managing WordPress users in the network admin dashboard