Quick AnswerThe most common essay mistakes are not answering the exact question, describing instead of analysing, weak structure, poor referencing, and skipping editing. Each is easy to fix once you know to look for it, and avoiding them can lift your grade.
Markers see the same mistakes again and again, and most are avoidable. Knowing the usual pitfalls lets you check for them before you submit. Here are the big ones and how to fix each.