1. A method comprising: accessing profile edit task information associated with a member of an online social network service, the profile edit task information identifying one or more candidate profile edit tasks to be performed to update a member profile page of the member; determining the member completed a profile edit task of the one or more candidate profile edit tasks, the profile edit task classified as a difficult task based on a response metric associated with other members of the online social network service completing the profile edit task, the difficult task classification indicating, at least in part, a heavyweight task; based on determining the member completed the profile edit task classified as the difficult task, inferring a mode of the member conducive to completing profile edit tasks classified as difficult tasks; responsive to inferring the mode of the member conducive to completing profile edit tasks classified as difficult tasks, identifying an additional profile edit task classified as a difficult task from the one or more candidate profile edit tasks; and prompting the member to perform the additional profile edit task.