Get fast help with these common requests Use these resources to help us respond to your inquiry faster. Our average turnaround time for the requests listed below is 1-2 business days. W-9 Download Smartsheet W-9. Purchase Order Submit a Purchase Order (PO). Invoice or Statement Request a copy of an invoice or an account statement. Add licenses Increase the number of licenses or request add-ons. Downgrade account Request to decrease the number of licenses, add-ons, or request a cancellation. Change business name or address Update business name and Bill To | Ship To address. Tax exemption Claim tax and withholding exemption. Update business contact(s) Add and/or remove billing contacts (to receive invoices). Payment Promise Provide the invoice number, payment date and payment method. Proof of Payment Provide proof that payment has been made. Insurance Certificate Smartsheet's certificate of liability insurance. Instructions for common "How Do I" questions Help Article Smartsheet Billing: Frequently Asked Questions Find answers to frequently asked questions about billing and finance. Help Article Consolidate two accounts Merge accounts for simpler management. Help Article Review or Change Account, Plan, or Billing Info Upgrade or change your plan, change your payment information, and view receipts and history. Help Article Smartsheet Billing: Frequently Asked Questions Find answers to frequently asked questions about billing and finance. Can't find what you're looking for? If the above information do not address your needs, please contact Smartsheet Finance. Contact us