Techniques are described that facilitate generating useful content based on user interactions, such as by providing an answer-providing service that facilitates interactions between users who supply questions and users who supply responses to the questions of other users, as well as using the generated content in various ways. In some situations, users are compensated for participating in interactions with the answer-providing service in various ways, including by sharing a portion of an ongoing revenue stream generated from an answer to a question with users who provided responses that are used as part of the answer. In some situations, the sharing of an ongoing revenue stream related to an answer may be split between the users who provided the responses for the answer in various manners, including based on assessed levels of expertise of those users.