Answers

2014-07-18T16:22:43+05:30
Friend first a fall first apply the light tone , then the dark tone and then give the final touch to it ,  so you have to do it like this and your potrait is ready!
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2014-07-18T17:04:38+05:30
First lightly draw a portrate then apply light colours like skin , pink , etc. in light tone shade then do medium tone shading and then finally the dark tone shading 
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