I find this advice has a couple good points, but is mostly pretty bad.
Be Transparent. Show what you're feeling; say what you're thinking. Offer and accept communications at face value. Do this from the beginning, and the bad relationships will run from you like shadows from the light. Now, this doesn't mean you can't use non-verbal techniques to make people feel better -- but here is the test: If you were to explain everything you are doing and why, would the other person feel exploited, or honored?
This advice can be helpful if you have a relationship ...
Clarisse Thorn recently posted a useful article about Ethical Pick-Up Artistry, bringing up a few basic critiques of traditional PUA and suggesting a few alternatives.
A proposal to formalize thisNot the same thing, but a discussion on forming a community to practice social artistry in general has been brought up on LW before, but I'm not personally aware of anything coming out of that.