Just ahead of the back-to-school season. It's tempting to overcomplicate a polo shirt outfit. But thinking about this staple as if it were a plain T-shirt is a good way to get into this trend.

Read on to discover how to achieve a comfortable yet polished style with these effortless outfit ideas. A Knit Polo and Black Boots Raimonda Kulikauskiene/Getty Images For spring and summer ...