The advantages of using dedicated flash

If you are new to photography, you must be wondering why professional would invest for dedicated flash or why don't we use the camera's builtin flash. How does the dedicated flash improve the photo quality and what are the advantages?

1. With the dedicated flash, the photographers are able to aim the flash in different directions
2. The dedicated flash gives users more control over the angle of the flash.
3. You can create directional light by taking the flash off the cameras
4. The dedicated flash, of course, is more powerful and the flash produces better quality of light.
5. There will be less red-eyes cause by the dedicated flash. This is due to the flash is mounted higher, to avoid the light shooting straight to the object's face and eyes.

Techniques of using cameras flashes