A method and system for an awareness service is provided. One or more collaborative contexts can be set for a first user within a set of users using the awareness service. One or more subsets of users can be defined within the set of users corresponding to the one or more collaborative contexts, respectively. Furthermore, a level of availability can be defined for the first user with respect to each of the subset of users. Next, an online status can be published on the awareness service for the first user. The online status can display an availability message to a second user. And, the availability message can have the highest level of availability selected from a group consisting of every level of availability defined for the first user with respect to every subset of users that includes the second user.