To communicate with QuickBooks, you can utilize its various features to streamline your accounting processes. You can input data manually, import information from Excel spreadsheets, or set up bank feeds to automatically sync your bank transactions. Additionally, you can generate reports to keep track of your finances and analyze your business performance. QuickBooks also offers customer support through live chat, phone, or email, where you can get assistance for any issues or questions you may have. By leveraging these tools and resources, you can effectively communicate with QuickBooks to manage your financial data efficiently and make informed business decisions.