Needs review
Source: Dragon Magazine #340

Description: Your skill at finding and exploiting opportunities is such that you can find openings in even the smallest movements.

Prerequisites: Combat Expertise, INT 13, Canny Opportunist

You may make an attack of opportunity against any opponent who moves from one square adjacent to you to another square adjacent to you.

Normal

Taking a 5-foot step does not provoke attacks of opportunity.

Special

A fighter may select Exploit Adjustment as one of his fighter bonus feats.