Investors are closely monitoring the e-commerce industry’s effect on the South Florida retail market. As sales migrate online, retailers are shrinking their footprints while some big-box tenants like Sports Authority have faced bankruptcy, leaving many empty stores in their wake.

“Investors are looking at retail centers or properties and taking into consideration what exposure the tenants have to online sales,” said Barry Wolfe, vice president of investments for Marcus & Millichap in Fort Lauderdale.