Color correction: Adjusting the color balance, saturation, and tone of the photo to make the colors look natural and appealing.

Brightness and contrast: Adjusting the brightness and contrast of the photo to make the details more visible and to create a pleasing contrast between the light and dark areas.

Cropping: Cropping the photo removes any unnecessary or distracting elements and focuses the attention on the subject of the photo.

Sharpening: Sharpening the details in the photo makes the edges and lines look crisp and clear. 

Noise reduction: Reducing any noise or grain in the photo makes it look smoother and cleaner. 

Retouching: Removing any blemishes, wrinkles, or other imperfections from the photo enhances the appearance of the subject. 

Special effects: Using various filters and effects adds interest and creativity to the photo. 

The above techniques are just a few of the many tools and methods used to enhance and improve photos. We choose appropriate techniques based on the requirements of the client and the characteristics of the photo.