Avalara works within your own financial, billing, ecommerce, or point of sale system to deliver accurate tax calculations in real time via a secure Internet connection. Once configured, you don’t have to worry about ever-changing, impenetrable rates, rules, boundaries, exemptions, tax holidays, reporting requirements, filing deadlines, etc. etc. etc. Their cloud-based software platform manages the complexity and simplifies the process of sales tax and other transaction tax compliance, cost effectively and with ecommerce-class scale, speed, and reliability.
Simply put: they make sales tax less taxing.