I'm doing over 900 dps on my BLM using a secret macro that the Pro Gamers don't want YOU to find out! Here's the macro, since I'm a nice guy :

/macroicon "Auto-attack"
/follow <t>
/wait 1
/psych motion
/wait 1
/psych motion
/wait 1
/psych motion
/wait 1
/psych motion
/wait 1
/psych motion
/wait 1
/psych motion