I'm going to make two reading/viewing recommendations that every SD should follow. None of these will mention sugaring, but they are both critically important to developing the best skills to be successful in the Sugar world.  
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Sadly, most of you will ignore this. But nevertheless, I offer it for you here:  
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Do a google search for these two people, and consume every book, video, and other material you can find. Most is absolutely free.  
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The collected works of Leo Buscaglia.  Dr. Buscaglia was a notable professor at USC who taught in the department of Special Education. He was aka "Dr. Love".
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The collected works of Tom Hopkins.  Tom Hopkins is a notable sales and sales leadership trainer. His legendary "Boot Camp" was required (and expensive) training for almost every professional sales organization in the country and beyond.      
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Life is good
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The Cat