license agreements look like this:
http://www.adultcontent.nl/shopnew/L...t-A-sp-21.html
2257 means; having it in your office when shit goes wrong! (copy ID + approval from model to use the content)
Verbal agreements don't work these days.
Get stuff from people with knowledge & excellent reputation that have been in business for many years where you can get references from.
These people cover your ass when shit goes wrong instead of leaving you hanging to dry