When you complete a purchase with sezzle, we will process your order just like you paid in full, but you will have only paid a fraction of the cost. All you need to do is hit the sezzle button at checkout, and you’re good to go. What Is Sezzle Spend Sezzle Sezzle will do a soft credit check for approval of the transaction. How do sezzle work . Sezzle is a fintech firm offering instant loans to consumers in the buy now pay later market. With sezzle, you do not have to pay any interest; Sezzle works similarly to paypal pay in 4 and affirm. When a merchant you refer signs up with sezzle and begins to take orders, you as the referring merchant will receive 10% of the profit sezzle makes off of that particular merchant on top of the payouts you are already receiving from your own business! You'll receive an email from us once the refund has been issued, and you can always view the refund details by logging into your sezzle account. Under the templates folder, click add new ...