Also nowadays for commission/freelance based work, the bare minimum is an agreed upon contract by both parties so checkout the info on the wiki to get started with:
On a side note, when I was much younger leveraging commissions as a traditional artist Painter/Portraitist the acknowledged mode of doing business in those days was basically a gentleman's agreement, 'signed' with a simple handshake, gawd...how times have changed.
The odds of you making a cent off of commission based work is very, very low. Low enough that you should assume it's zero.
That isn't necessarily to say you shouldn't do it. If you like the project and it gives you the structure you need to keep making good work for your portfolio, go for it. But don't do anything you wouldn't be willing to do for free.
Replies
Is the offer remote oriented?
Also nowadays for commission/freelance based work, the bare minimum is an agreed upon contract by both parties so checkout the info on the wiki to get started with:
http://wiki.polycount.com/wiki/Freelance
EDIT:
On a side note, when I was much younger leveraging commissions as a traditional artist Painter/Portraitist the acknowledged mode of doing business in those days was basically a gentleman's agreement, 'signed' with a simple handshake, gawd...how times have changed.
(...pre Internet of course)
That isn't necessarily to say you shouldn't do it. If you like the project and it gives you the structure you need to keep making good work for your portfolio, go for it. But don't do anything you wouldn't be willing to do for free.