If your Facebook Dating profile suddenly feels invisible, it is easy to assume the worst. You stop getting matches. Messages slow down. Even new activity seems to have no effect. Many users describe this experience as a “shadowban.” The idea is simple. Your profile is still active, but it is...

Black Friday is a bonanza for brick-and-mortar retailers, who can generate big revenue with little cost. It’s a double whammy for online sellers, though. Not only are most of your competitors discounting heavily on Black Friday – but you don’t have the advantage of them stocking up on inventory...