Everyone knows it’s important to build a network. But once you’ve made a connection with someone, how do you maintain it over the long haul so that you can call the person when you need help (e.g., a job reference or a professional favor)? How frequently should you be in touch with your contacts? And how do you balance efforts to bring in new people while staying in touch with those you’ve known for a while?
"How to Maintain Your Professional Network over the Years" is from hbr.org, published on September 20, 2016.