The four basic modes of body language in business are

RESPONSIVE 

ENGAGED :leaning forward, open body, open arms & open hands
EAGER:sprint position, open legs, feet under chair, on toes &leaning forward
READY TO AGREE :closes papers, pen down &hands flat on table

REFLECTIVE 

LISTENING : head tilted, lots of eye contact, nodding &high blink rate
EVALUATING :sucks glasses/pencil, strokes chin, looks up and right, legs crossed in 4 pos (ankle on knee))
ATTENTIVE standing, arms behind back, smile & open feet

FUGITIVE

BORED :staring into space, slumped posture, doodling&foot tapping
LET ME GO :feet towards door, looking around & buttoning jacket
REJECTION :sitting/moving back, arms folded, legs crossed 11 pos, (thigh on knee), head down & frown
DEFENSIVE standing, feet pointing in &hands clenched

COMBATIVE

LET ME SPEAK :finger tapping, foot tapping & staring
AGGRESSIVE :leaning, forwards, finger pointing & fists clenched
DEFIANT:standing, hands on hips & frown
LYING :touches face, hand over mouth, pulls ear, eyes down, glances at you, shifts in seat & looks down and to left

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> more