Well, if you did not bomb it with something to kill the yeast you may end up with over carbonated bottle bombs.
I keg, so I just back sweeten and keep it cold so the little yeast left are dormant.
In Primary: Belgium Chimay clones.
In Secondary: Braggot, pale ale, end of the world white.
Conditioning: Mead, Cider, braggot, Belgium Wheat.
On Tap: Clones, Chimay Blue, Red, Porter, malted cider.
Bottles: Far, far, too many to list.