First of all I would like to look at using the shutter speed to take effective pictures of a christmas tree. The problem with
this is that normally if you want to capture the lights, you will be taking the picture in the dark as such. In this first image we can see that the tree lights have been out glared by the flash from
the camera - this may not seem obvious at first glance, indeed the pink light near father christmas's left hand seems quite bright.
Now scroll down to see what you can do with the flash