What's format? _ This is the layout of your document, where you decide the key order of the components (or chapters) of your standard. So for a user guide this might be; Contents Page, Product Introduction, Product Photo, Full User Guide, Quick Reference Guide, Copyright Statement, and Disclaimer. You can add as much or as little detail to each section as you feel necessary.
That's how to create a business letterhead in Word. Now, how do you monetize this new_found knowledge? Offer to your community a letterhead printing service. You can offer to design a logo and print the letterhead. Don't know how to design? Outsource it and then mark it up. Then go to a printing press, get a quotation to print letterheads and then mark it up. But don't mark it up too much. The point is to get as many clients as possible even with a small profits. Several small profits will always add up to big profits.