1. Using blunt scissors to cut your hair
Even if you've bought hair dressing scissors they can still get blunt after a while.
2. Using dirty brushes
Cleaning out your brushes doesn't just mean pulling the hair out. There is a simple tutorial
here.
3.Applying shampoo to your ends.
You only need to apply shampoo to your roots. The remaining shampoo will fall down your hair strand and take the dirt with it.
4. Using a blow dryer on dripping wet hair.
Wait till your hair is 70% dry before using a hair dryer, it reduces heat usage and can prevent breakage