Resize a brush
 
 
 

Is the brush or eraser the wrong size, making it difficult to get into an area, or too small, taking you too long to do what you need to do? If so, change it by either using the resize tool or a handy hotkey. If you are using the stylus eraser, try changing its size.

Resizing a brush
Resizing your brush with a hotkey
Resizing the eraser end of the stylus