SmartDraw includes thousands of professional-looking diagrams like this that you can easily edit and make your own.
Text in this example:
COMPANY NAME HERE Company Address Here Company Phone Number Here Sold To: Phone: Mobile: Fax: Ln # Qty. Room Item Description Unit Price Ext. Price Date Estimate # Sub Total Sales Tax S&H TOTAL Conditions Terms Ship To: Phone: Mobile: Fax: Thank You! ESTIMATE Approved by: Date: