From p201 of Spycraft 2.0, Third Printing
interact with class abilities such as the following:TALENTED
Your skill mastery often takes people by surprise.
Benefit: Choose 1 Basic Skill feat (whether you possess it or not). Each skill covered by the chosen feat is always a class skill for you, and each time you purchase 1 rank with one of them, you also gain 1 rank with the other (not to exceed your maximum skill rank for either skill). Further, your result cap with each skill covered by the chosen feat increases by 5.
p66, ibid (Cleaner expert class description)
Basic skill feats (normally) affect two skills, giving a +2 insight bonus to skill and knowledge checks with those skills (in Hustler's case, Falsify and Manipulate) and upping the threat range to 19-20.Glib Explanation: You're an expert at explaining things away in an offhanded, unhurried manner, and when necessary, you're the scariest person an inconvenient witness will ever meet. At level 1, you gain the Advanced Skill Mastery (Hustler) feat and your Hustler feat also affects Intimidate checks.
At level 5, you gain the Grand Skill Mastery (Hustler) feat.
At level 9, you gain the Perfect Skill Mastery (Hustler) feat.