ISO 200 & 6400

1) One of the advantages are you can catch that person running or about to make a shot. it makes the picture look better than what it is.

2) If you have your camera on a tripod or sitting on a flat surface your picture would be very light like you have a ghost in your picture. 

3) You should increase the ISO when there is not enough light.

You should increase the ISO when there is not enough light for the camera to be able to quickly capture an

Read more: http://photographylife.com/what-is-iso-in-photography#ixzz2DirVHBjh

You should increase the ISO when there is not enough light for the camera to be able to quickly capture an

Read more: http://photographylife.com/what-is-iso-in-photography#ixzz2DirVHBjh

You should increase the ISO when there is not enough light for the camera to be able to quickly capture an

Read more: http://photographylife.com/what-is-iso-in-photography#ixzz2DirVHBjh

You should increase the ISO when there is not enough light for the camera to be able to quickly capture an

Read more: http://photographylife.com/what-is-iso-in-photography#ixzz2DirQRomM

You should increase the ISO when there is not enough light for the camera to be able to quickly capture an

Read more: http://photographylife.com/what-is-iso-in-photography#ixzz2DirQRomM

ISO 6400

ISO 200