Image sharpening using Photoshop

1. Edit and make adjustments to you image as you wish.
2. Save your PSD file if you want to keep your layers and orginal full size for re-editing later.
3. Resize image to your web size if you choose to.
4. Layers > Flatten image.
5. Duplicate background layer.
6. Make sure the copy of background layer is selected.
7. Filter > Sharpen > Unsharp Mask - enter Amount 18, Radius 40, Threshold 0 - press OK.
8. Filter > Sharpen > Unsharp Mask - enter Amount 150, Radius 0.3, Threshold 0 - press OK.
9. Edit > Fade Unsharp Mask - enter Opacity 100% and select Darken in the Mode dropdown list - press OK
10. Filter > Sharpen > Unsharp Mask - enter Amount 150, Radius 0.3, Threshold 0 - press OK.
11. Edit > Fade Unsharp Mask - enter Opacity 50% and select Lighten in the Mode dropdown list - press OK.
12. Layers > Flatten image.
13. Save as .jpg

Done!!!.