Creating these legal forms is a common practice in business and is widely accepted. Most business forms that are self created are accepted in court and can be legally upheld as long as both parties have signed the forms. If creating forms seems to be to daunting than purchasing them can the preferred option. There are many stationary stores and office supply stores that carry generic business forms that can be customized to fit any business. There are also ways to customize the forms to even have them reflect the businesses letterhead.
So what is the best business set up? There is no best form because it depends on your objective the nature and type of the business your product or service the capitalization and the market that you want to serve. If you want to do it alone then sole proprietorship is right for you. As a sole proprietor you own the business yourself and you take all the profits and absorb the losses. This is because the business is you. Another thing is that the growth or failure of your business is entirely up to you.
There are online options for purchasing business forms. Usually the fee is much lower than purchasing them from a store. Simply typing in the kind of form that is required will result in multiple websites that offer the forms for sale. Whether the legal forms are created or purchased they are a necessity and will be used in day to day business activities.