Unlock Dragonmark

 
Prerequisite(s): Any Least, Lesser, Greater true dragonmark
 
Benefit: You can spend one action point to activate any spell-like ability of your dragonmark or it's lesser versions as a standard action, even if you do not normally have access to those abilities. Siberys and Aberrant dragonmarks are not affected by this feat.
 
Source: Dragonmarked