Marketing audit of the site

Good afternoon! Interested in marketing audit of the site:
How effective is the site?
What is hindering its effectiveness?
How do I raise it?
What color scheme of the site should be?
How do visitors use the site?
How much time do you spend on the site and why do you not order a service?
Why aren’t customers doing what the website was built for?
Is it convenient to use the site?
Are the texts clear? Are they convincing?
What images, images need to be changed, corrected, supplemented?
What functionality should be added, and which only takes place?
How to improve design, navigation and content? How do you improve usability?
How is a website better and worse than a competitor’s?
How to get feedback from different groups of target audience?
How to achieve the result, everyone who came to the site – left a request or appeal?
Correctness of filling meta tags, headings, entering key phrases into texts, etc.
Checking the structure of the site – recommendations, justification, examples, etc.
The website should be interesting and dynamic.
Conclusions and recommendations.
Willingness to work until the goal is reached with the developer/programmer of the site until the diagnosis is completely cured.
Time and cost.