http://librarian.i2p/get/14617880397123497764/4876815644575078088
At this level you carefully observe the lines, colors, shapes, lighting, values and so on in the subject before you, or in a photo, and then try to get it onto the paper as it appears. You may eliminate, emphasize or rearrange certain aspects to improve the final image, but essentially what is in front of you goes on the paper.