When is the correct situation to use flash?

[NiVleK]

Hihi! Up till now, I see dun really understand when we should use flash. I realise that lots of ppl do not really use flash when its outdoors but use flash when indoors.

So..In what scenerio are the usage of flash important?

 

[Juvelyn]

you might find this site useful:
http://www.vividlight.com/articles/611.htm

 

[NiVleK]

Thanks for the link!