Keep these throughout the year rather than trying to find them later.
What are receipts?
Consider using a dedicated version of this financial account for your business.
What is a business bank account?
These payments may be required throughout the year if you are self-employed.
What are estimated tax payments?
Track this business-related vehicle activity contemporaneously.
What is business mileage?
Organize this by source rather than waiting until tax time.
What is business revenue?
Tell your accountant about major business purchases before this time of year when possible.
What is year-end?
Keep records of these purchases and contractor payments.
What are equipment and asset purchases?
Perform this process regularly on your business bank accounts.
What is reconciling bank accounts?
Do not wait until tax season to organize an entire year of this.
What is bookkeeping?