Co-authors: Rupesh Gupta, Sasha Ovsankin, Qing Li, Seunghyun Lee, Benjamin Le, and Sunil Khanal At LinkedIn, we strive to serve the most relevant recommendations to our members, whether that’s a job they may be interested in, a member they may want to connect with, or another type of suggestion. In order to do that, we need to know their intent and preferences,...

Co-authors: Rupesh Gupta and Lingjie Weng LinkedIn’s mission is to connect the world’s professionals to make them more productive and successful. Becoming more productive and successful is a lifelong journey. In this journey, members leverage LinkedIn in different ways, such as to build their professional networks, learn new skills, showcase their profiles, find...

In Part 1 of this series, we introduced the problem of email volume optimization. We showed that on the one hand, email is among the principal drivers of engagement, but on the other hand, excessive email volume results in increased negative responses such as members unsubscribing from an email type or reporting emails as spam. We discussed an approach for email...