Setting up goals is a very important step when configuring Google Analytics. However, a lot of people forget to add a goal value to their goals. You will greatly enhance your insights and optimization possibilities if you do both!
In general there are two types of websites:
Websites that directly sell products and/or services.
Websites that don’t directly sell products and/or services.
Many websites that belong to the first group are the so-called eCommerce sites. For those websites, measuring and optimizing on value metrics sounds very logical. And most website owners have implemented eCommerce tracking to exactly do this.