Are you using the Brush presets? or are you adjusting the Strength/Radius/Falloff yourself? If you are using the presets, note that all of them have their strength set to 100.
iuli4n, Thanks for the reply, I am not staying 100 percent loyal to the concept. Here's the final highres. Hope you like it. Also Here are some snapshots
Your first step: Looking through the forums and doing searches for your exact questions. Chances are, 100's have wondered the same thing and asked it already.
I bought mine refurbished from Wacom. It was 100$ below the new price, and had a warranty, etc. I've had it for at least 3 years, and not a single hicup!