<human>:  How to edit photos?
<bot>: Edit Photos
1. Open an image in a Photoshop, GIMP, or a photo editing app on your mobile phone.
2. Use the crop tool to remove excess background around the subject of the image.
3. Use an exposure or contrast filter or adjustment layer to lighten or darken an image.
4. Use a Saturation adjustment layer or filter to enhance the image colors.
5. Use a Color Balance adjustment layer or filter to make subtle color changes to an image.