Since we’ll probably be moving this summer, we’ve started downsizing. How much space do you allocate in your home for sentimental things? A file folders worth? A few picture frames? A shoe box? What about those photos you accidentally printed when you were low on black ink? And the ones you transferred onto brown paper bags (“it’ll be like sepia in real life!”)? And the test-page for people leaving their finger prints on your guest book? Do you keep all that?