public or domestic use?

How would the previous sentence be correctly capitalized?
Answer: Public or Domestic Use?
spamai can be setup on a single computer with a single user (home edition) or a central computer for multiple users (business edition).

How would the previous sentence be correctly capitalized?
Answer: SpamAI can be setup on a single computer with a single user (Home Edition) or a central computer for multiple users (Business Edition).
capable enough to restore jpeg images from ipod frozen due to error 1429 including other popular photo file formats like jpg, png, gif etc.

How would the previous sentence be correctly capitalized?
Answer: Capable enough to restore JPEG images from iPod frozen due to error 1429 including other popular photo file formats like JPG, PNG, GIF etc.
naturally the chemical combination of the substances in our organism has a tremendous influence on our experience of life as a whole.

How would the previous sentence be correctly capitalized?
Answer: Naturally the chemical combination of the substances in our organism has a tremendous influence on our experience of life as a whole.