Cross- and up-selling in inbound call centers is a growing business practice, with the promise of enhanced revenue generation and customer retention. Yet firms struggle to create conditions that are conducive to customer service representatives' (CSRs') concurrent engagement in service and sales. By developing a framework of the antecedents and performance consequences of aligned sales and customer service provision, this study advances understanding of ambidexterity at the employee level. The framework receives strong support from an empirical study based on CSRs' survey responses and matched performance data. A CSR's locomotion orientation facilitates ambidextrous behavior and interacts positively with an assessment orientation. However, ...