What information do you want to manage?
Why would you group things together?
You receive emails from John, Jerry, Markeach of these are Wakeboard John & Jerry with same companyBut Mark is a rider with a different company
Need to decide Why you want to group them together.
Is the practical aspect of actually setting up the foldersbased on all of the above.
Keeping your files consistent. So you can find things easily and quickly.