Well, some of their tactics are well known secrets, like going around to every on-line poll they can find and voting as often as possible. The other is the "action alerts" that go out whenever there is a critic of Obama's that will be appearing on radio shows. Another is the concerted mob-bot efforts to personally attack anyone that asks an "impertinent" question - like Joe the Plumber, the Interviewers who ask tough question. Another of course are the paid bloggers to come to sites like CD and post as many attack threads as possible (
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Let us not forget their main propaganda tool - the MSM, who have performed well as attack dog and protector.