Instead of telling you how these presets will impact your life, I'd prefer to be more practical and address the most frequent questions users are likely to ask when purchasing presets.
What are the presets?
They can be edited settings (such as color, exposure, etc.) which are saved in the form of a file. These settings can apply to images of any kind.
What's the general look in these presets?
What types of cameras and file types are these presets designed for?
These presets can be used in conjunction with the following features:
What type of file do I need?