Besides regular GFO I do these:
'Oversized' skimmer
10% weekly water changes
Calcium hydroxide
Macro algae
Strain frozen food of its packing water after thawing
Manageable livestock load.
Phosphate and the Reef Aquarium
http://reefkeeping.com/issues/2006-09/rhf/index.php
Several retailers also sell high capacity GFO.