Kinda dry (sorry!) physics, mechanics & tools:
Refresher of basic principles
winch basics
HiLift basics
calculation of resistance
calculation of loads
prep lists
communication
safe operation of equipment
rigging
tool maintenance
Introduction and discussion of:
HiLift, winches, come along, primitive tools, portable winches, jacks, cables, ropes, kinetic ropes, chains, straps, anchors, misc. hardware

Hands on:
Evaluation of situation
proper rigging
safe pull out
safe towing
communication
recovery of rolled 4x4
extreme extractions
various line winching
wheel position/steering action
use of HiLift jack
use of come along
substituting for missing accessories
post incident vehicle prep
Psychological challenges

Detailed handout provided
either in print or on CD