Tip: You can access a sub-set of these options in the marking menu by right-clicking when the brush is active. 
	 
- Lock Selection 
		  
-  Specific to the 
			 Comb Brush When on, only hairs in the brush radius are affected as you drag in the direction you want to orient and bend the hairs. This option is off by default. 
			  Lock Selection: Off 
 Lock Selection: On 
- Preserve Length 
		  
-  Specific to the 
			 Grab Brush. When on, hairs do stretch or compress, when the brush stroke pushes or pulls them. This option is by default. 
			  Preserve Length: On 
 Preserve Length: Off 
- Axis 
		  
-  Specific to the 
			 Part Brush. Sets the method used by the brush to part the hairs. When set to 
			 Along Stroke, the hairs get pushed away from the center of the brush radius. This is the default setting. 
			  When set to Away from Center, the hairs rotate away from the center of the brush radius. 
			  
Tip:  
		- Reflect the stroke's effect from one side of the bound mesh to hairs on the other using the 
			 Symmetry Settings. 
		  
- Increase the control and accuracy of the brush's effect by using the 
			 Brush Falloff Settings and 
			 Root to Tip Magnitude Controls settings