Valentine’s Day might best be known for heart-shaped boxes and romantic overtures, but there are plenty of business lessons to learn from February 14, too. For example, the Guiness Book of World Records lists a hot-spring hotel in Yamanashi, Japan, as the oldest company in the world. But, St. Valentine is several hundred years older and relevant worldwide in 2017, almost two millennia after his death — now that’s some serious branding. 

Entrepreneur is showing off some of our best Valentine’s Day content, from learning how to use love in your management style, to deciding whether to start a business with your spouse and breaking down the chocolate industry.