There isnt a method that works for absoluely everything so I use a variety of techniques and choose one that best suits each situation.
Coral Culture in Suspension by Anthony Calfo
http://reefkeeping.com/issues/2002-0...ture/index.htm
Securing Propagated Corals: Methods of Fixing Live Corals to Hard Substrates by Anthony Calfo
http://reefkeeping.com/issues/2002-1...ture/index.htm