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. Vendor setup documents Request billing details. Find an answer on your own FAQ sur la facturation de Smartsheet Trouvez les réponses aux questions les plus fréquentes sur la facturation et les finances. Consolider deux comptes Fusionnez les comptes pour une gestion simplifiée. Vérifier ou modifier les informations de compte, de forfait ou de facturation Mettez à jour ou modifiez votre forfait, changez vos informations de paiement et consultez les reçus et l’historique. Questions fréquentes sur la taxe de vente d’État aux États-Unis Détails sur les informations fiscales par État. View all account and billing articles Can't find what you're looking for? If these resources do not address your needs, please contact the Smartsheet Finance and Billing team. Request Help from Finance and Billing