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 ヘルプ記事 Smartsheet の請求に関するよく寄せられる質問 請求と財務に関するよく寄せられる質問に対する回答をご覧ください。 ヘルプ記事 2 つのアカウントの統合 アカウントを結合して管理をより簡単にします。 アカウント、プラン、または請求先情報の確認または変更 プランのアップグレードまたは変更、お支払い情報の変更、および領収書とお支払い履歴の表示。 州売上税に関するよくある質問 州別の税に関する詳細情報 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