Sezzle’s ecommerce payment platform was created to expand the purchasing power of underserved and young consumers in the U.S. by providing interest-free installment plans. The platform launched 15 months ago, and nearly 300,000 consumers have used the service so far. About 70% of Sezzle users have been between 18 and 35 years old, and half can’t qualify for a standard credit card. The average purchase amount of a Sezzle transaction is $90. The first 25% is paid at the time of purchase. Another three payments occur every two weeks. Most users bill installments to their debit card. There ...