Whether you are a technical writer working for a single firm or a freelance writer working for many companies, you can benefit from creating templates for your documents. In the long run a good outline will save you time and effort, and deliver that elusive consistency to your material that users will appreciate. Here's how you go about it.
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.