Crumple the paper into a tight ball, then flatten it out
Lightly wrinkle the edges and corners
Tear or rough up the edges slightly
Brew strong tea or coffee and let it cool
Brush or dab the liquid onto the paper
Let the paper dry completely
Repeat with more tea or coffee for darker aging
Dab on a little water in random spots and let it dry for uneven stains
Hold the paper near heat briefly to darken it slightly
Rub a small amount of dirt or dust into the surface
Fold the paper several times to create crease marks
Lightly sand the surface with fine sandpaper
Expose the paper to sunlight for a faded look
Store the paper in a warm, dry place until the color settles