From LSWiki

Class: Fieldcraft Skills
Attribute: Perception
Pedagogy: Procedural

When attempting to follow those who are trying to elude you, you rely upon this 
skill.  Who is successful is determined by the other person's agility and elude 
skill, on the one hand, and your perception and tracking skill, on the other.

See Also: Elude Pursuit

Trainers

Wandering: Damon
Losthaven: Pryderi
Association required:
Wandslingers: Clyde
Guild required:
Elflords: Celeborn
Hawkmen: Katar
Nizari: Hasan Wanders
Ordo Ignis Aeternis: Iklam wanders
Verynvelyrae: Sirinil
Quest required