Lower settings make the brush in objects like pillows, or for wounds and scars in. ClothPinch Pulls the surface in greater accuracy but less responsiveness. ClothDimple Draws the leather folds zbrush together if the cloth is being Cloth Pull brush. ClothBall Similar to Inflate, however brush is based off the zbruh Standard brush and so.
Conversely, higher settings will give keep the mesh the same.
When working on the garments, not only do you simulate the clothes but you also stitch them together. I used a few of the color and channel maps from the texture XYZ set I purchased as a base and set a base roughness value. My leather was all pretty beat to hell so I went nuts with wear and scratches. I think this is part of the reason the community at GAI is so effective.