photo maternity dresses PinkBlush Lavender Off Shoulder Chiffon Maxi Dress 10 Plus Size Maternity Dresses

Avoid wearing casual, weekend wear to the office such as cargo or jogger pants, floaty or long summer dresses, hoodies/jumpers, mini-skirts and graphic or logo t-shirts 2

"They have good plus-size options, and you can search their inventory by your size, which eliminates the disappointment of finding something you love only to see that the largest size they carry is a 10 or 12," says Spicer

The smart casual dress code leaves a lot of room for interpretation and, by extension, a lot of room for anxiety and mistakes

Stephen Burrows Top and pant (Left) Lam, circa 1977, USA, 79.187.26, gift of Ethel Scull

The simple side cutouts also helps to elongate the body and adds a touch of sexiness to the otherwise classic design