A system, a machine-readable storage medium storing instructions, and a computer-implemented method are described herein for a Potential Consumer Engine identifies profile data of a target member account accessible in a social network service during a period of time equal in length to a pre-submission time period. The Potential Consumer Engine identifies channel data and assembles feature vector data for the target member account. The Potential Consumer Engine inputs into generalized linear mix model the feature vector data. The Potential Consumer Engine receives predictive output from the generalized linear mix model. The predictive output indicative of a current probability of the target member account joining the freelancer marketplace.