Assuming you are Self-employed. To report multiple Business incomes and expenses in TurboTax Online products, please follow the steps below:
Sign in to your return
Go to the Find icon (magnifying glass) at the top right corner to enterSelf-Employment Summary
Select Self-Employment Summarythen click on GO.
Click Enter New business for the Client`s nameat the bottom of the page.
once you are done with mentioning all the information of the particular business. Do the same thing again to report multiple business incomes and expenses.