write and design an editorial style guide and a brand style guideline for my brand

I am beginning the process of becoming a small business owner who is just starting out and require a:
Basic editorial style guide:
Brand Story
Messaging & Writing Aims
Tone & Voice
Terminology: Legal Names & Trademarks
Best Practice (words and phrases, jargon, conventions)
Formatting Guidelines for Writing Purposes
Topics Best Practice
Audience Persona

Brand book/Style guideline:
- An overview of your brand’s history, vision, personality and key values.
- Logo set-up specifications — including tagline usage
- Visual examples of your correct and incorrect logo treatments
- Your chosen color palette
- Your chosen type style(s)
- Photography style
- Supporting graphic elements
- Social media profile page applications