For example, while verbal contracts built on trust are commonplace in some situations, they can quickly crumble when someone leaves or sells the company. (obj.ca)
@clarity, Yes, I guessing there are cases like that, but I would think they are not the usual situations and may fall under some form of verbal contract, not a general parental obligation. (religion.blogs.cnn.com)
Sure they are allowed a cut of the profits, but when they trick a writer into taking a nickel a book because she didn't know a phone call was considered a legal verbal contract in New York — well, that's just evil. (themadreviewer.com)