Trying to take photos or videos for anything that bring back
pleasurous memories, before you throw them out. Digital data doesn't take much spaces.
When you come back home, you can slowly put them together and make a documentary film of your mom with background music and your own narratives. It's a nice closure with the most important person in your life and a good piece of family history to pass down to your children. My husband made one for his mother and another for his father.