28) You can darken the picture’s edges. Activate the top layer and click on the
“Create a new
layer” icon. Name it
“Dark Edges”. Go to Menu
Edit > Fill as shown in
figure 24 and select 50% Gray in the box that reads
“Use”. Click
“OK”. For this layer, change the blending mode
“Soft Light”. Clip the layer (Ctrl + G) and select the Burn tool
(

) found in the tool bar.Select a medium soft brush (set its size to about 30 and set the range to
“Shadows”. Keep the
“exposure” setting to 100%.Move the cursor over some parts of the edge
of the poster. Don't make the entire edge darker. You can leave some areas like so to give the entire image a more natural look. After you're done, switch
to a slightly larger soft brush (set its size to 70 and set its exposure to about 50%) and make the inside of the edge in some area a little darker. After
adding the darker edge, you could increase the opacity of the Texture layer from 25% to 35%.