Litle Models I Need Help Answering Afew Modeling Questions?

I need help answering afew modeling questions? - litle models

The first focused on the modeling of a website and said they are good to know before you start modeling ..
litle help please? (:
Thanks


As an agent to continue to work another job?
What a book a "model"?
What is the difference between "commercial" Print "and" Fashion "Print"?
What is a "good"?
What is a "composite"?
What is a "model of the purse?
What does "on call"?
What is the difference between "lifestyle" and "editorials"?
What is SAG?
What a booker?