An extract of Renderosity Magazine's Author guidelines (and this is true for all work you do for publishing): "All content must be free from copyright limitations, and you must be the author of the content you are submitting! No third-party submissions will be accepted. No article will be published unless the proper copyright disclaimer form has been received at the Renderosity office by fax or mail, or email. You must have print rights to every texture, model, pose, and element used in any artwork or tutorials you submit. There will be no exceptions! " Guitta