Final answer:
The phase in which you start writing the essay or any other piece is drafting. After the drafting phase, you move on to the revising and editing phases to refine your essay and make it more polished.
Step-by-step explanation:
The phase in which you start writing the essay or any other piece is drafting. During the drafting phase, you put your ideas into complete sentences and paragraphs, creating a rough version of your essay. This is the stage where you can focus on structuring your essay, developing your arguments, and providing supporting evidence. After the drafting phase, you move on to the revising and editing phases to refine your essay and make it more polished.