The Importance of Style Guides: Designing Systems, Not Pages
The process of building a website is technically never done. Especially when said site is handed over to a client that will constantly be adding content. There is an invaluable tool that can alleviate a slew of future headaches that may take some considerable time and effort initially but will repay the designer tenfold in the long run. Of course, since you likely read the title, we are speaking of a Style Guide.