# Payment Features

Finix has several features available that helps extend the functionality of your payments experience.

## Learn More

### Auth and Captures  
Learn how to authorize funds on a card before making a payment.

### Accept HSA or FSA Cards  
Learn about accepting HSA and FSA cards.

### Collecting Tips  
Learn how to include tips when processing payments.

### Buyer Charges  
Charge additional fees using Buyer Charges.

### Level 2 / Level 3 Processing  
Capture more information to reduce interchange rates.

### Sending Receipts  
Learn how to provide receipts for In-Person payments.

### Split Transactions  
Learn how to split a transaction across multiple sellers or recipients.