Thomson Reuters CS Professional Suite is the most comprehensive line of integrated software and services available to tax and accounting professionals. Whether you’re a sole proprietor or a large accounting firm, it delivers everything you need to run your operations. Every piece of software is designed to work seamlessly together as one system, sharing data and processes across your workflow. Choose a few offerings or the entire package — you’ll see the difference CS Professional Suite makes in your firm’s productivity and profitability. You can use Accounting CS Client Access to offer a completely new way to work with your business clients in real time, so you can provide more timely responses and consultative advice. This real-time collaboration eliminates version conflicts, software updates, security loopholes, imports, exports, and other inefficiencies.