I have come across a few clients lately who haven’t taken advantage of emailing their employers. Every job board should be communicating with its employers at least once a month. In this screencast you’ll see a good example of one from Mac’s List a local job board out of Oregon. Email is a channel you own and you must take advantage of it by sending regular updates to both seekers and clients.
Job Board Ebooks: https://gumroad.com/jobboardsecrets