Because she's Ann Coulter

That's the only answer when people ask why she gets away with her outrageousness, and she demonstrates it in defending Sarah Palin:

As a right-winger, Palin will appeal to the narrow 59 percent of Americans who voted for another former small-market sportscaster: Ronald Reagan. . . .
As for former governor of Pennsylvania Tom Ridge and Democratic Sen. Joe Lieberman, the other also-rans, I can think of at least 40 million unborn reasons she's better than either of them. . . .
The bien-pensant criticized Palin, saying it's irresponsible for a woman with five children to run for vice president. Liberals' new talking point: Sarah Palin: Only five abortions away from the presidency. . . .
When liberals start acting like they're opposed to pre-marital sex and mothers having careers, you know McCain's vice presidential choice has knocked them back on their heels.

Read the rest.