Growing legal risk: Failing to post job openings.

Failing to post job announcements where employees see them could trigger an expensive lawsuit. And with more employees working remotely, there are fewer chances to spot a promotion opportunity listed on a break room bulletin board or learn about openings during casual co-worker chats.

To avoid legal trouble, widely advertise openings internally, sending job announcement emails to all staff along with application deadlines.

Recent case: The EEOC sued the Dillard's department store chain, alleging the company failed to promote black employees...