Shopify Inc. shares continued their rally Aug. 1 after the Canadian e-commerce company reported second-quarter sales that beat analysts’ average estimate and gave a more optimistic full-year outlook.

Same-day shipping is becoming more common for online shoppers, but for smaller merchants it can be a logistical nightmare. That’s where Shopify Inc. can step in, says Ric Kostick, CEO of 100% PURE.

Courier company Purolator Inc. will invest more than C$1 billion over the next five years to build a shipping hub in Toronto, upgrade its fleet and enhance its retail network in Canada to reach more customers.

Shopify Inc. plans to spend $1 billion to set up a network of fulfillment centers in the United States to help merchants using its e-commerce platform deliver products more quickly and cheaply, much the way Amazon.com does.