The best practice is to leave a job posting up for 30 days, she added, although more senior roles may require 60 to 90 days.

If you'd like to post something in a Facebook group without revealing your name, use Facebook's anonymous posting feature. It's easy to do, assuming that a group administrator has enabled the feature.

From casual users to the social media savvy, everyone should know these simple steps to make a Facebook post shareable When creating a post, tap the audience selector (globe icon) and choose “Public” ...