The different stages of a drawing explained

Especially when you’re just starting out, it may be hard to understand what people are talking about when it comes to different stages of artworks. It’s very important though to know what they are and what they encompass. Because this will help you to communicate properly with your client, and it will also help you to set up prices for different kinds of artworks. Sometimes someone may want only a concept, while others want flat colored art and the 3rd person wants full renders. So what exactly does this all mean?