What personal documents should you keep and for how long?

I recently went to my storage unit looking for a specific photo album, and I was rummaging through my stuff I realized that many of my photos from the 70’s and 80’s had faded tremendously, sceneries were hard to distinguish and a lot of my photos were just meaningless now. As I continued to go through my photos, I understood that I needed to start purging the “bad and the ugly” and begin to think about digitizing the keepers. I’ve always enjoyed having organized albums but a