Tip 9:
Use the right ISO; use lower ISO to have maximum detail in your photograph or increase the ISO to create moody and atmospheric shots in low light conditions.
Tip 5:
Use exposure compensation to have more control on your images
* _____-2_____-1_____0_____+1_____+2_____
* a plus (+) will make the image brighter
* a minus (-) will make the image darker
The image below has been underexposed slightly to darken the trees