Again, while on the subject of BUSINESS, you creative types out there may also find this Creative Business website informative. The Creative Business people have free forms that you can download as PDFs and print out to use for all sorts of the business aspects of your freelance life that probably make your head hurt. Many of them are good starting points for you to create your own materials from and some are good to use as is, such as the estimating worksheet, creative brief questionnaire and illustration questionnaire. Creative Business also has written several books on the subject of Creative Business running, and published a bunch of downloadable articles that they do charge nominal fees for. (Previously mentioned here).