Now is a great time to ensure all your documentation, receipts, etc. are in order. The risk is having expense deductions denied because documentation isn’t complete. Paypal, other 3rd party merchants, and CC statements are not valid for the IRS. See below information from the American Institute of Professional Bookkeepers on a denial of some expenses by the IRS.
For more information and tips on bookkeeping, visit https://aipb.org/