They mean drawing inspiration from the competition by taking a strong stance about what they're doing wrong; make their approach your enemy: http://gettingreal.

They mean drawing inspiration from the competition by taking a strong stance about what they're doing wrong; make their approach your enemy: http://gettingreal.37signals.com/ch02_Have_an_Enemy.php http://gettingreal.37signals.com/ch02_Have_an_Enemy.php